fPT-

1\13S

403346

SET CODE.

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'Number of Pages in the Booklet--64 2.

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1. (a) Candidates

are allowed 10 ••••• to. fill.U.p tIhe basic. informatiOn about thmlseivea Iifi' _~'M8rk"eader (OMR) Answer-Sheet such as Name, Ron No., etc. (l!J·Merl~rJCl mitMeS,Q!,l~u..~:,.vilHI!:Biv~ to the candidatea. They are required to do the (allowing: (iJ and see that are intact.

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phoDe. 01' aD7 other fa strictlyprohlbited.

Rough_'8houldbl!'~ (lJl_~k ~ each Subject. Extra paper will not be supplied.

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I'PLT{i4 ~ 150~q;)~'~CfiT'~ : Time for marking all 150 questions:

, : 150

ai~Cfld4 '~

3~ 3 hours

Maximum Marks : 150

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(NOTE)

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This Question Paper's description and division of questions are as follows :

Subject

JIr-if <1ftJ1i1r Wsw SL No. of Questions

Total Question

31/A

fi / Mathematics

1-50

50

'if/B

~~

/ Physics

51-,100

50

Chemistry

101-150

50

~ Section

h

i;

Ffm

"

, ~11I::j~1I~/

'«/C

P' (Total)

150

This question booklet contains 150 questions numbered from 1 to 150 and each question carries 1mark. All questions arecompulsory. There is no negative marking.

3.

~-r~ ~~~:!;:~~:~'~~,:i~1~~i~~:rJ~~~2~ 'tany

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the (J~ber of pages along with the number of qUestions printed on the cover pag~J.ftbc:Qtlestion Booklet. Also check that the Question Booklet contains the questions of all relevant sec&>ns/subjects, as required and stated above and no repetition or oinission ..,o,f q,lJestipns is evident. -ij' fcf;{ft

4. ~-~

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If any discrepancy is found in the Question Booklet, the same can be replaced with another correct Question Booklet within first 15 rnimltes.

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Before answering the questl,on,IiI,please read carefUUythe instructions printed on the back cover page of the Question Booklet and strictly follow them. There i~..noproyision of eraaingor changlng of the' answer marked in OMRAJ1swer-Sheetby any o~r lIleana, therefore, mark yo'iU:~FP' carefully by blackeningfallbubbIes bySllllck ball-point pen, only. '

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Use of, any type of calculator, mobile phones .or any other eledtrorricgadget~ strictly prohibited. .,

PPLT 114/6~A

2

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and log tables, etc., is '

SECTIbw--a I .--4t r:

Mi\rHEMA TICS'. 1. The line segmentl'joining the centre of a circle to the middle point of a chord (which+is not diameter) makes which of the following angles withthechord? (A)

L.180°

(B)

L90°

(e)

L120°

(D)

L30°

the '~length of the chord at a distance of 5 em from the centre of one circle is};(}cm., then the length of the chord at the same distance from th~~ntre of the other circle will be 5 cm

(B)

15 cm

(e)

10. em

(D)

5J2

~

CfiT ft6Rt.~

~ ~

~) ~ ~

(~ ozm:r ~

-a ~

Cffffi {@I@O\S

~~m~~t L180°

(A)

(B) L90°

2: Two circles 'are equal iriarea. If

(A)

I.!

tl~ld

(e)

L120°

(D)

L30°

2. mvr~~~~I~~vr~ ~

-a 5 -eo lfto~ 10 -ao lfto t,oT

~

'tR ~

W Cff~'

5

-a"¢t

~

cfIT" ~t;qi~mrtt

'tR ~

(A)

~~'

-eo lfto

(B) 15 -ao

lfto

(e)

10 -ao

lfto

(D)

5J2 -e-o lfto

I

.:

em 3~i ~'lff

3. The;length' of.achOltd}.ib,a circle is 6 em and its distance from the centre is 4r'orn•.The of . ~ radius ~, . the circle is .

(A) 10. em

.

~ ~

'cfit:t ~ ~

~

~~

6

-ao lfto ~

~

4'~o

lfto

tlvr~~t

.'.'

(A) 10 -eo

(B) 5 ~o

lfto

lfto

(B) 5 cm (e) 6 cm I

(D)

4cm

PPLT/14/6-A

(C)

6~o lfto

(D) 4

~o lft'o [ P.T.O.

4. ~. ,!'dICflR ~ ~ 30 1l\'o tl

4. The height of a circular arch, is 5 m and breadth is 30 m. Without altering the radius of the arch, its breadth is increased by 18 m. Then !'the height of the arch will be increased by

~

~ ~

5 1l\'o 3ltt

cf?t ~

~

18 1l\'o ~

~

~cf?t~~~ (A) 131l\'o (B)

H31l\'o

(B) 18 m

(C)

141l\'o

(C)

~

~

13 m

(A)

cf?t ~

14 m

(D) 12 1l\'o

(D) 12 m

5.

(A)

cft;t ~~.

~ ~,

~ ~ ~

00 11

~ t, ~.~ ~ •. ~ cf?t~

5. The number of circles to be drawn through three noncollinear points is

(A) ~

t

•.c;)

two only (B)

(B)

infinite

(C)

one and only one

(D)

not even one 6. ~

6. If in a circle, three equal chords pass through a point, then that point is

~

~

~

cf?t (fA

GRJiR ~

~~~t,m~~t (A) ~ ..Cf)T~

(A) the centre of the circle (B) ~lR~~

(B) any point on circumference (C) the middle point of a chord

(C) ~~~~

(D) a point outside the circle

(D) ~

PPLT / 14/6-A

4

~ ~

Cfili!~

~

tt

i

7. Ina circle, .ure",~o -of fWO chords which are equidistant from centre of the circle is

1. ~ .:~¥1t iR'fiR ~

.~

..~~~~~.~

t,'ffl

~l

(1l4i~~ CfiT

~t

(A) 1: 2 (A) 1: 2

(B) 1: 1 (B) 1: 1 (C) 1: 3 (C) 1: 3 (D) 2: 1

(0) 2: 1 8. In the following figure, 0 is the centre of the circle and A, B, e are three points on its circumference :

8.

'f.P:;r B,

m -q,

0 VT q;r~

t w.n A,

e~~(fR~t:

A

LBAe

LBACiRtiRt

is equal to 'c·

(A)

LBOC

(A)

LBOe

(B)

LBOA

(B) LBOA

(C)

LCOA

(C) LCOA

(D) ~LBOC

(0) ~LBOC

angle inscribed 9. An semicircle is

in

a

9. ~q;r~~t (A) t:ttchlU1

(A) acute angle

~Cflchlu,

(B) obtuse angle

(B)

(C) right angle

(C) (1'ict?t°1

(0) straight

(0) 'qq;;)ol

PPLT/14/6 •.A

angle

5

[ P.l'.O.

10. Which one ofrthe following is a

correct statement? (A) { x : x + 5 (A) {x: x + 5 = 5} =

= 5} =

<»

<»

(B) {x: x + 5 = 5} v;cti ~t!;;q4 ~

(B) {x: x + 5 = 5} is not a set (C) {x: x + 5 = 5} = 0

(C) {x:x+5=5}=0

(0) {x: x+ 5 = 5} ={O}

(0) {x:x+5=5}={0}

11. If A

11. ~

= {I, {2, 3}, 5},

then which of the following statements is incorrect?

A

= {I,

{2, 3}, 5},

-m

Pt"'1R1RsJd

~t?

ll~~-men~ (A) {2, 3} E A

(A) {2, 3}E A

••

(B) {{2, 3}} E A (B) {{2, 3}} E A (C) {3} c A

(C) {3}!; A (0) {5}!;A

(0) {5} c A

12. Which one of the following is an irrational number? (A) 0 ·14

(A) 0 ·14

(B) 0 ·1416

(B) 0 ·1416

(C) 0 ·1416

(C) 0·1416

(0) 0 ·1014001400014 ...

(0) 0 ·1014001400014 ...

PPLT/14/6-A

t

6

13-// Onlrationalizing!C,the denemi\ 1+42

13. ~

nator, 3 _ 2..fi becomes


7 + s.J2

(A)

2

(B) 7 -s.J2

7 + s.J2

(e)

7 + s.J2

(A)

2

(B) 7 -s.J2

9

(D) 7 + s.J2 .

7 + s.J2 9

(e)

(D) 7 + s.J2

14. If' x+y+z=9

and

14. ~

xy + yz+ Z'X;.::;: 23

x+y+z::;:9

th~~l the value of (x3 + y3 + z3 - 3xyz)

is

(Nr

xy +yz+~::;:23

(f) (x3

+ y3 + z3 - 3xyz)

(A) 108

(A)

(B) 207

(B) 207

669

(e) 6'69

(D) 729

(D) 729

(e)

15. If the r.multiplicaijon

of two

];,5.' ~

expressions. is (x -1)3 and their HCF ,is (xwill be (A)

nt'

then

(x+ 1)

&j~q;l q;r !!UI'1'h{Wf. (x -1)3'

..~

~~4,(hJldct;

~

~

(A)

(x + 1)

(x -1)

m,

am: (f)

e'ijq21t=4~

(B) (x _1)2

(B) (x-1)2 (e)

(x _1)3

(e)

(x _1)3

(D)

(x _1)4

(D)

(x _1)4

PPLT/ 14/6-A

t

108

~

tAei.r LeM

q;r 1lR

7

{P.T.O.

16. For which .value of A, simultaneous equations x + 2y

= 70

and 2x + AY

the

16. A ~ ~

~

x + 2y

= 70

m~

~

(1,1'ftCfi{OI

2x +AY

= 25

Cf;T

c€t ~ ftRrr c€t ~

c€t

"ijR

~

cnW~~mrn?

= 25

do not have any solution? (A) 2 (A) 2 (B) (B) 1

1 2

2

(C) 4 (C) 4 (D)

(D) 1 4

17.

17. The age of the father is three times that of his son. After 5 years, tile double of the age of the father will be five times that of his son. The present ages of the father and the son are (A)

furr c€t ~

36 years, 12 years

(C)

42 years, 14"y~~$

~

~ I 5 ~ ifIG

~

c€t ~

~

I ftRtt' ~

~

-qfq "TIT~

Cf;T ~

~

~ c€t cffiirR ~

(A) 30~,

10 ~

(B) 36~,

12 ~

m

~

(D) 45 years, 15 years

42~,

14 ~

(D) 45~,

15 ~

18. ~

18. A room is 16 m in lengthjmd 10m in breadth. The number of marble tiles. of 2 m2 tq cover its floor is

'Cfilro'

~~I

I

I

16 tfio ~ ~ ~ ~ ''ij 2qrf~

~PWH ~ ~~ (A)

40

40

(B) 80

(B) 80

(C)

160

(D) 20 PPLT/14/6-A

~

I

(C)

(C)

31tR ~

30 years, 10 years

(B)

(A)

*

160

(D) 20 8

c€t

mr mrtt

10' tfio ~

ffi

19. Thearea of therhfurlSus/wli
19'J ~

parallel sides ate la."rom and 16 ,em in,:~gth and the distance between.them js 6 em, will be (A) 84 sq em (B) 34 sq em

Cfjf ~,

.~

lfto' ~

~'i12~o ~'~

~

ctT

~~i~

'~,~

H"IHH

16 ~o 1fio ~. 6 ~o 1fio

.

(A) 84 Cflf ~o 1fio (B) 34 Cflf ~o 1fio

192 sq em (0) 96 sq em (C)

(C)

192 Cflf ~o 1fio

(0) 96 Cflf ~o 1fio

20. A circular road runs round a

circular ground. Itt: the dlf$erence between the circumferences of the outer circle and the inner circle of this IWLd is, 66 'm,.l-ttle width of'the road-ie (A) ·21 m;-," (B) 10·5 m (C) 77 m (0)84

20. ~~~~~~~~

'1.

:-;

~

ctT

~"¥

ctT ~

q;y ~

21lff'o

(B)

1O~5'l:fto

(C)

771fio

its volume is 924 height of the pillar is

~ 50 ~o 1fio ~, am 10 -e-o,1fio~

100 ~ ~o 1fio ~ 3W«R

(A)

500

(8+

1QO

(C)

'100.0 '

e6T

{E» 200 j

m3.

The

~.~

~"I#)J{H-mi(~qsf)\

264

crf

1fio ~ am ~

924~1fio

~

~ I

3lrmR

~I ~~~~

(A) 4 1fio

(A) 4 m

(B) slft'o

(B) 5 m

(C) 61fio

(C) 6 m 'l

I

I

~~3lT~,~m-r~

~..:!.,

22. The curved surface ~~~ of a cylindrical pillar is 264 m2 and

PPLT/14/6-A

31r(f:"¥

'(A)

~I ~

500

(0) 7 m

am

21. ~ ~ ~ 20 ~o lfto ~

volume each,' which can be put "s . :: in it, is . 100 (C) 1000 "{O) 200

~

W ~

(0) 841fio

m

(B)

~I ~

661ft~t_.m,~~:~~t"

(,

21. Inside of a box is 50 ern long, 20 em wide and 10 em high. The number of book~ of 100 em 3

(A)

~

I I

(D) 7lft'o

[PoT.O.

ifCi;IT cfit JiilW"li 3lTtm:" ~ ~3lf -q

; 23.Gl~~~~{,Hlqo;((

23. The heights of two right-circujar cylindrical vessels, are equal. If the ratio of their radii of the bases is 1: 4, then the ratio of their volumes is

~ tI~ 1: 4

~

em ~

-m,

(1) ~

3lF«R1

-q

~~

(A) 1: 4

(A)

1:4

(B)

1:8

(e)

1 : 16

(e)

(0)

1 : 64

(DP 1 : 64

(B) 1: 8 "}'

24. ~

24. The riidiusofthebase of a rightcircular conical tent is .7 m and its volume is 770 m3. Its height will be

cfit

1: 16

~-~

'lfto '3'fR~

~7

(A)

3WRR

mrft

~

11 'lfto

(B) 7l1to

(B) 7 m

22 '1ft0

(C) 22 m

(e)

(0) 15 m

(0) Islfio

25. If a cone is cut into rtvb parts by a horizontal plane passing through the midpoint oflits axis, then the ratio of the volumes of the upper part andrthe cone is

25. ~

~ ~

CfiT ~

3l~

~ ~

~

TT
o~

~~~~~{IU~'WiT-q ~ ~

~

~ 3lF«R1 CfiT ~,

(A) 1: 2

(A) 1: 2

(B) 1: 4

(B) 1: 4 (e)

1: 6

(0) 1: 8

PPLT/14/6-A

tI~

770 'eR 'lfto

(A) 11 m

(e)

~iftilq;I('0'Hl,~ 3lTtm:

1: 6

(0) 1: 8

110

t

26. Three solid spherical ~d~~9f radii 3 em, 4 ern.and 5 em are melted into aspherical bead. Its radius is (A)

26.

6 em

~:m

3~o lit0n 4 ~o.lfto;lt~ 5 ~o lfio ~ "ffR :cmrJf!cllCif)1( ,lRCfiT3TI

q;)~ttcllCif){

~.~

~, ~

lRCfiT ~

~

(A)

6 ~o lfio

(B)

12 ~o lfio

(C)

50 ~o lfio

(B), 12 em (

(C)

50 em .1.

(D) (50)3

em

(B)

4..[31t sq em

(C)

61t sq em

m7ft

1

27. ~ ~

Its surface area is 121t sq em

~

(D) (50)'3"~o lfio

27. The radius of a sphere is..[3 em. (A)

lRCfiT GRTm 1p:IT

~

~..[3 ~o lfio~, ~

rm~~ (A) 121t CFf~o

lfio

(B) 4..f31t ~-eo.lfio (C) 61tCFf

(D) 2..[3 1t sq em

~o lfio

!(ql) 2..[3 1t ~ ~o lfio 28•

1- sin x IS . equ al to 1 + sin x (A)

28.

l-sinx

(B) seex + tan x (C) seex-tanx (D)

I-s'rnx ~

eosx-sinx

29. eos(90° + 6)see (3600 - 6)tan(180° - 6) seq(9 - 7200) sin(540° +.-e)eot{Q.-900 )

(A)

1- sin x

(B)

seex + tan x .

(C)

secx - tan x

(D)

cos x - sin x

29. eqf(900+9)~eG(360~.~.9)tan(180° - 9) s~e(6 -r 7,2Qo )sin(540° .-t .6)eot(9 - 900 )

is equal to

;iRJ1R ~:

(A) 0

(A) 0

(B) 1

(B) 1

(C) -1

(C) -1

(D) 2

(D) 2

PPLT / 14/6-A

~

1+ sinx

11

[ P.T.O.:

7 sin 2

30..tf

o s es

1t,

2

e +3 cos2 e = 4

then the value of tan

7'sid2e + 3cos2

30 ...~

~d

En:: 4'\-a~

(

o s e s 1t ,nT tan e CfiTl:rf";f mm

e

2

is (A)

~

(B)

$

(A)

~

$

(B)

(C) _1

(C) _1

(D)~

(D) ~'

.J3

.J3 .J7

.J7

31. A helicopter, at an altitude of 1000 m, finds that two ships are sailing towards it in the same direction. The angles of depression of the ships as observed from the helicopter are 45° and 30°, respectively. The . distance between thetwo ships is (A)

273·2 m

~

~

~:

45° ~

.

!

30° ~

~

tl Gf.n

~~~cfIT~t (A) 273·2 lft"o

32~ ~

standing 60 m away from a building notices that the angles of elevation of the toP. and bottom: of a flagstaff on the building are 60° and 30°, respectively. The height of the flagstaff is

279·3 lft""

.,q~

CfiTl ~

~~

~

~ 60 lft"o c€t

~

~"tR~~~t~~"tR

~

.~.

~ ~

3;l1di=l1 ~

~:

c€t ~

(f?lT ~

300tl

60° ~

~~~cfIT~t (A)

69·28 m

69·28lfto

(B) 71·2lfto

(B) 71·2 m

(C)

72·3 m

72·3 lft"o

(D) 71·28 lfto

(D) 71'28 m

,

PPLT/14/6-A

~ff1CfiiQ<

3iq~qj:tr CfiTur

"tR .~,~ ,~.:

(D)

32. An observer

(C)

3fu: ~ -gt mn·.··,q 3lT ~ ..t I

(C)

279·3 m

(D) None of the above

(A)

mmt ~

(B) 216·2lft"o

(B) 216·2 m (C)

31. 1000 lft"o cfIT~ "tR ~ ~ff1CfiiQ< CfiT mfuf GT ~ ~ ~

12

}I

~

33£" If the angle of eleV'lt;.onoftfie sunchanges>:frOnl'li3~;r,!(> 60°, then the diffeJ'enC.:between the lengths of shadows of a pole 15 m high,· made :•. these two positions, is (A)

7'5 m

(B)

15

(C)

10.J3

'33.<~

.J3

q~'qtWd~. -amrr t, oTIS ~ q'
m

15lfto

(C)

10.J3lfto

t

34. "~ ~ ~ ~ ~ ~ tI 15 lft 0 ~3lT

~

f{g~4i'l -ij- ~

lfcfiR ~

~

tI~

~

cftcm t ~ CiT ·fim 'if4 -ij-

~

cftcm

-ij- ~OO

t7

-5 lfto~

~~,

qft

~Rfftf{grl

~

~

oT ~ ~ -q ~

~

m

1:..fi

(A)

1:2

(B)

1

(C)

1: 1

(D)

..fi:

(C) 1: 1

4: 1

,"

35. ~

35. In ~y ~gle,.the linesegment joining the middle points of two sides is parallel to ~~ third side and is its

e"ll~(

(A) (B)

(B) two-third

(C)

one-fourth

(D) half

(D)

13

:..fi

~

qft "~

one-third

PPLT/14/6-A

-q >rrn

lfto

.J3

(A) 1: 2

(C)

("Iktl~?<.flCf;T3MR

(B)

(D) ~

m

side of a wall of a. house, Its \lpper end reaches a window of the house at a height of 15 m from the ground. If from a point"of the wall at height 7'5 m, a horizontal line Isdrawn.cthen it will divide the length of the ladder in the ratio

(A)

cfij

30° -ij-60° lft 0 ~ ~

(A) "7'5 lfto

34.:,"A ~~;~isput)Yc~e

" (D)

CfiT 3~rliSlI ~

III

(D) ~

(B)

~

1

.-q. en ~a:if ..~ {(!JI}iAu6

t ~an ~

~

t

mart, am: ~

~-~mort Gl-~mart ~-~mart 3lTtlT mart [ P.T.O.

36. ~

36. In a triangle, a line divides.-gs two sides in the same ratio. In eve~case, this~. be

~m

~

bID '~Gl

(B)

cmft

~

c€t .3Trtft

(A) cftmt ~

(B) one-third of the third side

~ ~.,.-ij

en) ~. ~"'~".q ..Cf6 "Mt

tl

(A) half of the third side

~-ij,

c€t ~-~

cftmt ~

(C) parallel to the third side (D) None of the above

37. In !lABC, D is the middle point of AB and DE is drawn parallel to side BC which meets AC in:E. Then AE is equal to

37. ~ABC-ijABq;r~Dto~ DE,

'~BC t

AC~

(4-qlr(1f~~

.~

t~

-aT AE~·t

E-ij~t,

(A) ~AC 3

(A)

~AC 3

(B) ~AC 3

(B) .2 AC 3

(C) ~AC 4

(C) ~AC 4

(D) lAC 2

(D) lAC 2

38. If in two triangles, the three angles of one are separately equal to the three angles of the other triangle, then the two triangles will always be

38. ~

~

Gl~

-ij, ~.

~

'~m,

~

~ (ft;[t ~

ot"GT;IT~'~'~

(A) congruent (B) similar

(B) ~

(C) equal in area

(C) ~-ij~

(D) None of the above

(D) ~

PPLT/14/6-A

14

-ij

-a m -;@.

~.'(ft;ft •

-a ~~-~~ .

39. If in two triangles; thft)'sidesate p11-1Partional, then(i~e triangles with respect jo ,~a~, other will be (A)

equiangular

(B)

congruent

(C)

equal in area

(D)

of equal perimeter

39t.J~

~;

~~:c61 ~"

(11Of1~rHdl ~;

ffi

.3lTtRf.~~

I (D) iIUiR 'tIftIOfTct".~."

GT ~. ~, ~'.~ ~jGT cn)ur ~ ~ ~ GBT q;luIT" ~ ~~-~ G1UGR W, oT Gl;it ~, m WiT

40. ~

40. If in two triangles, two angles of

.... one' are separately equal to the two~glesof theQth~r, then the two triangles will :alwaY~";be (A)

congruent

(B)

similar

(C)

equal in area.'

(B)

~

(D) Noneof the 8.OOve

41. Uintw().~'triangles,
"

....,.,

"-.

-','

-q,

41. '.~ cft,~·

one •. ·~e,··Rrqportional to U,w sides of the o~er" then .;the triangles will be .

J~*% .

t

(1q'I~Id) ~,m .'

(A)

of equal' perimeter

(B)

congruent

(C)

similar

(C)

(D)

equal-in area

(D) iIUiR~~

PPLT/14/6-A

15

11.*. ~,,~, q

~ ~

cfr

~

~

[ P.T.O.

42.

42. If in two triangles.vany angle~of one triangle is equal to anrangle of the other, and the sides forming these angles be proportional, then the triangles are

~,G1

~

-ij, ~

~ ~~~ "$fA

~

m~~ctiluIT

m,

B1"IIjqldl

Cfl® ~

cn1uT,,~

q;y ~

cn1
~

(A) isosceles (B) ~

(B) similar (C) congruent (D) equilateral 43. A correspondence between triangles is given. If corresponding sides r , proportional, then correspondence is (A)

(D) ~

two the are the

ll"Wmm ~ ~

43. 'G)" ~

t I '~

m, m-~'~

~.~,1"IIjqldl

W10

t

congruency

(B) dissimilarity (C)

(C) similarity

B1"I(C\Qdl

(D) None of the above

44. If in a right-angled triangle, the perpendicular i~dtaWIl on the hypotenuse from the v~rtex of right angle, then the triangles formed on its two sides will be

44.; ~ ~

~

''Qqcfi)ol ,~-ij

~ CfiUf '4\ ~

~."~,

Gi;ft 3ffi'~' ~ ~ (A) ~

(A) congruent to each other

BCfPIB1"I

(B) similar to each other

(B) ~-~~~

(C) One triangle is half in area to the other

(C) ~~~~.~,-ij!'3TIm

(D) None of;th~ above

(D) ~-ij~~~

PPLT/14/6-A

16

B1"Icti'lol ~

mrt


,

4&. The triangle, whos~~ry

side is ,2 em mOI!¢ in length,Lthan the sides of a giv¢"n~gle, has what relation with the given triangle? Similar

(B)

Equiangular

lI(:~

~3l1-«,lfiTcfi

-q

'~.,

-« ~

cfIT

~tl

~? (A)

(A)

*tt,·.~ ~~~

45,-~; ~ )v'2\"tfto{~

~

(C) Congruent (0) None' 0f t,becahcwe

46. If in the corresponding heights

of .two triarlgles, the '¥ati6 is same as' 'in their two corresponding sides, then the triangles will be

46 •.

.}m~~. or

~m ..~ -q ~,

cfit

c); ~

·Wffi J;'4f~~ -q'~

fcf;;:gf1m·Wm

~m

~

(A) right-angled" i

(B) congruent (C),similar

(C) ~

(0) equilateral- F5

4?

(0) ~

!rr:heJapg .~ftpe~fa,s Qfs~~ triangles IS s~~ ~s the ratio between the squares on their corresponding sides." This statement is ' ,;~h

47. "~')'~ ~ ~

~ ~ em ~ ~''R 'oR.cpjf,~ ~

~amaR~~I"

(B)

~~-«~ ~~-«~

(C) incorrect

(C)

~

(0) fallacy

(O)~

(A)

(A) partially correct

,,~'1"

(B) absolutely correct

PPLTj 14/6-A

17

~~~

, [P.T.O.

48. 'Qffi ~~, 4 ~o l{to

48. The sides of a triangle=are 3*, 4 em and 5 cm, respectively. The triangle is (best answer)

~

am:

5

-«0

Sf)Im: 3 ~o~o, l{to t I ~ mrrr

(ijql'tflOl~ )

(A) right-angled triangle (B)

isosceles triangle

(C) acute-angled triangle (0) obtuse-angled

triangle

49. l~~tc:pf'~ ~~5~:eo

49. A,~de of a square is 5 em. The length of its -diagonal will be

so.

~cfit~~,

(A) 25 ern

(A) 25 ~o lfto

(B) 10 ern

(B) 10 ~o lfto

(C)

5.[2 em

(C)

5.[2 ~o lft"o

(0)

2.J5

(0)

2.J5

em

50:

If the radii of twoC'circles are equal, then they are

~

-ij~

(A) ~

(B) concentric

(B) ~

coincident

(C)

(0) congruent

PPLT/14/6-A

m:mft

(0) eqf1leq

18

l{to

~o,

~'Gl'~tJ1,

(A) similar

(C)

l{totl'~

cfit ~~'I~~(lak

,

"

,

t, '-aT'~

r

I

I

PPLT/14/6-A

19

fP.·t~o;

'

.;,:

PPLT/14/6-A

.

I l !

I J

PPLT/ 14/6-A

21

I

[P.T.O.

PPLTj14/6-A

22

SBCTJeN~B/ .• wq.,.,....... PHYSICS/~~ 51. The sun produces large amount of energy by

51. ~ ~

1IDrT -ij ~

iRT ~

~

CfiUITt?

(A) nuclear fission

(A) ~

(B) nuclear fusion

(B)~~

(C) burning coal present in it

(C) ~3q~d~~

(0) chemical reaction inside it

(0) ~

fCt(gO'l5'1

~

(1{'j1~f.lCfl~Rlfsfi~1

~

52. f.I""1~f@d ~ .~ ~

52. Which one of the following is used to control the chain reaction of nuclear fission in . nuclear reactor?

~

f.l4~d

-ij ~ ~

fCt(gO'l5'1cfiT ~ -ij ~

...~

~

q)T ~

5IRlfsfi~1 cit ~ -ij mor

t?

(A) Silicon rod

(A)

(B) Cadmium rod,

(B) C\i'l5fJf~q~

(C) Uranium rod

(C)

(0) Thorium rod

(0) ~~ .••

53. To start a nuclear reaction in nuclear fission

~~Cfl'1 ~

~f.I~q ~

~~.gO'l5'1'.q~5IRlfsfi~lcit ~~~.'~ ':l'.

(A) an alpha particle bombal;"9f:d (B) carbon is uranium

mixed

(A) ltCf) ~

is

'q;\Jfq)T ~t~

t (B) ~f.I~4

with

-ij ~

~

Cfi( ~

~t

(C) a neutron is' bombarded

(C) ~·~
(D) heavy water is used

(D) .... ~.~·q;r·~~~t

PPLT / 14/6-A

~

23

[ P.T:,O.

54. If 2 ampere current flaws fa, 5 minutes, the amount of charge crosses the cross-sectlon of a conductor will be

',54. ~. 2 ~

-B

(A)

(A) 10 coulomb

5~

m, m M ~

SI(:lIffid CfiTG

~ ~-mu

$Iell ffid ~

~

(fCfi

~~-

lIDfT

"itrft

10~

(B) 2'5~

(B) 2'5 coulomb

(C)

(C) 150 coulomb

150~

(D) 600~

(D) 600 coulomb 55.

55. A lens has focal length +20 em. Its power will be

M

("ffi:l)

"(fR1

+20 tolfto ~I ~

~

~

~

"itrft

~

(A) 2~ dioptre

(B) 560 dioptre (C)

i dioptre

(D) 5 dioptre

1

500 '5141"2(

(C)

i '5141"2(

(D) 5 '514t"2(

56. .Which one of the f-ollowing methods is used for· .the production of electricity without any pollution ?

.56. f.l8~f{gd.~.q~ ~

~-~

~~~t?

(A) Coal electricity (B) Hydroelectricity

(B) lH-~

(C) Nuclear reactor

(C)~~

(D) A generator 'using diesel

PPLT/14/6-A

"

(B)

24

~-lfJ ~ ~ ~~

q;y

..~ .. \3('qI
'5'1. Which-;one of ~ibUowing, .is called 'red, planet'?

,5tl~ Pi",~futd! ,.~ dfi~It11

~ ~

~-lfi;

'Q,Cfi '~,~'

t?

(A) Jupiter (A) iiJ~fClRt

(B) Saturn (B)

(C)

m;r

Mars (C) l11m

(0) Uranus

(0) ~

58. Which of thefdUowing ~planets

has maximum .moons? (A)

Earth

(B)

Jupiter

(C)

Saturn

number

of .58~;RM~d

~.,:« ~

!lij~'J~t~

~,···~,t? (A) ~~

(0) Mars (C)

m;r

59. According to Mubb~'s flaw, the

relative velocity of two stars (A)

(0) ~

,is directly proportidnal,qo 'tneir·' separati6~:

,.59. ,~,

t"f.:tq"'I¥tf(jft~·i'CfiT

Wr "3;r iR1 mU ~ .~ :c#lt}\tt ~ (B)

/

is inversely proportional to th eir . ;rep~~~ " i-i~", "

(C) is directl$; ';l?rop~rtional to the square of their separation ,(D) is' lIiverseiy,proportional to the square of their separation PPLT/14/6-A

25

~

60~ ~-~

60. For weather forecasting, whiCh one of the following types of electromagnetic wave is used?

"IRtlSl{qluft ~

P!JO;iR-!R9a ~kf4i)lf

(A) X-rays

~

-q .~ ~

~"~

~

qrr ~

!

~ ~~?

fctilfl ~

(A) X-~

(B) UV-rays (C)

Infrared rays

(C)

~~

(D) Radio waves

61. P!JO;iR-!R9d

61., Which one of the f()ll~rtg is the first communication satellite?

-q ~ Chi;r-m ~

~

~t?

(A) Sputnik-I (B) INSAT-IA (C)

(B) ~-IA (C) ~-IIA

INSAT-IIA

(D) IRS-IA

62. ~

qrr

CfiTJJ. ~ CfTFIT P!JO;iR-!f{gd·:q ~ ~ q;~:-q ~

62. A satellite

used for spying purpose ,is set in which one of the following?

~

~

~t?

(A) Equatorial orbit (B) Polar orbit (C) ~

(C) Orbit inclined

at 23° from equatorial plane

R:t~~&llf

(D) None of the above

PPLTI14/6-A

cna;f qrr

26

~

~

'tf\ ~

23°

m

'tf\

63. .'M f.ifMt ~.

body is ~o1ving bT a constant speed.ng ':a •.wcular path of fixed fa~jps. Here

68. A

. (A)

~


·~~·'_llftf~Atfltqti{1tl·~

average velocriW,~s constant

(B)

acceleration is zero

(C)

no force is ~qng.on body

(B)

~~t

the

lJ

'{D) FiroJJ· ~,Ai1Awt ~f~

(0) "acceleratton has constant magnitude

64.

,4 ~

64.

A 2 kg block IilnCl block are dropped from the same roof simultaneously. ..~;r~e ratio of time taken by them to reach the ground will be

2 fct;o lITo om

~

~

en) ~

1FU1 ~

~

4 fct;o lITo ~

mr~ ~-~

~L~.-ij

~~3l~Tft··

~

filw;rr

crr.n ,~CX«fta s

I

'"L(A)

1: ·2:

(A) 1: 2

I J

l'

(B) 2: 1 (B) 2:}

(C), 1: 4

(C) 1: 4

(D)

(D) L: 1

1:"1

PPLT/14/6-A

27

~

I

I

6S.Ncar start81 froth rest aid "inclteasesits velocity'at "constant rate to 36 krn/h in 30 sec. Its acceleration will be

65.

''Q,Cf);ifiR

..~

~

~~

~

30'~

~/Q\Cfi~qH

~.

36 ~olfto /..qo CfiT

•.~

.q..-srnr ~

~I ~

~t

(8) 0·33 ta] sec2

(8) 0·33

lfto /~o 2

(C) J... tu] sec2 12

(0) zero

66. A body starts

from rest and accelerated uniformly. The graphPot'ifi"id.isplaeemerU versus time will be (A)

66.

a straight line

y. ~.,

'Q,Cf) ~

~

~

Q\Cfi~"IH

~

~;.~~o~;·tl

~

TTf~~~··~.llJq)

..~

(A)

'Q,Cf) ~

iRT ~

~

~

;,}

,(C) a parabola (0) Not fixed

runs by: a constant speed towards east. A person sitting on a seat facing east tosses a coin. The coin

67. A train

"

67.

'Q,Cf)

ma ,~ }lCf

1:WII~ Q\Cfi~"II"1

Ilfij"lH tl ~ 'Q,Cf)


~

~

3fu: ~~

301('1d I

(A) ~
(8) will fall before him-.

(B) ~
.

-m

""""

(C) willfall back into his hand

(C) ~: ~
(0) None of the above

(0) •

PPLTY 14/6-A

28

-ij ~

m~

-ij

~

t I ~ fmm

~

.. i

(A) will fall behind him

~

-ij

-m

68. One dyne force lf$i6etfUlil to

6a

'(Ar 10J.'fN

(~) 107 ~~,; (C) 105 ~~

{Dt. 'lO-:--P N

(D) 10-5 ~~

Wh~h.> one ;of .:ctq.e T;fono~ng s.~t1~t~ :is J~e,r.arding

69.

t,?

~

.~

~~~il· .q Gl

~-~~att:~~~

(Bl.$i~u~,

SlRtPsti4t~i

q~lol

om ~,~~-q;~

~-~

~31t ... ~~~

.reaction are equal and opposite but act ,: •. ~ 4:h~ ~(badY ,

(C) ~

, :.~J:'f':.~

.cwrSlI?t~~I

.. ~.

·Wfl ~:~~

ql\1:tlol

~ ~ ~

1R~I,

Nbti~of' th~\:Cabbve

'i-70£ Which6ne of·the $tittements is ,true?

~l'41fclf{gd .q ",.

~.

cmT· SlRtPsh41 ,lIlffir ql\1:tlol

:~

reaction are ·.equali~mmagnitude and in the same direction but act on two different bodies

(D)

~.~

(A) ~

(B) Action and

(C) Action and

1lfcr ~ ~

11·~..."RT'.~

.of f!1QMo~.?

(A) Action1fud reaction are '.n~9.ual'.Jel?~os~te .an~.i act on tWodmeteht'bddies

i

!

,",.

(0) "'l'6S"N

c ~~:l:aw,

I

(A) 10':""7~,~

(Byil07'Nl

j.6""

"'~'~~l~.t

.q'~~.~

(D) •

fC!1llowing

_i;

.ff!l'41fclilla -ij -e-•..•. (A), ~«fcldiWfi'

"«fi C!fi?R

~

~

~

~'

•.~

~

t (B) A balanced force may not change the. energ;y of a system

,qf{Cfd"'l ~.

r .

"tR

balanced force may change~~IsP~ of ~ body

~

t,

~

~ ~.q

(C) egfcld ~,~'~

(C) A

qftq
(D) 31egfcld ~,

(D) An unb~~ced for~e does not cause acceleration PPLT/14/6-A

··~.
(B) ~d;~;,

CfiUfT

29

t

~

~

~

(A) ~~~~1:R~~t

t

(B) ~~

~ ~

1:R'"'"0II(tOl(6,'1lm

(e) ~~

~ ~

1:R,tfq'?*=fi'~

t

it,~

A\; ~

B"1:f;)

~"~

GlTG A

(D) ~~~1:R~Mt

72. '@lR~&:1qH~

~

tI'1I~~I(((fmB

are rubbed together. A becomes positi-(rely charged' and B negatively charged. As a result of rubbing (A) the mass of A increases while the mass of B decreases (B) the mass of 'A is equal to the mass of B (er the mass of A and the mass of if both decrease (D) the mass of A decreases while the mass of B increases

.

","Oil~~INt~r ~ tI

am:

~~'4flG

(A) ,

A ctiT~C:q~l1r.~c'~~~Q\ill

~

B

ctiT ~&lq 1'1erG ~ .' .

(B) A ,~

'atrr ,B·~J!fi1".~ql'1

GRTiR

r'

B Gl;jf

(e) A ~

ctiT .j.

")~

I"';

(D)' A '~ 'Sf&ttfl'1!~

~

~

B

~."

,iJ;T

CfiJ ~&lq 1'1'if<9 ~,

;73. 73.

~tl

-q,~

Two charged balls, ofvmasees 1 kg each have also 1 coulomb

-q,

3i1~~1d

~,

~i~'

~&lql'1 l;,jtso IDo. 't;'im· ~

chalrge on each of them. They are separated by a fixed distance r. The ratio of gravitation force to electrostatic force between them will be

~ GR'f ~

~,

~,

.,~

1:R 1 r ~

"Q\(6 .~~

*L~,.GRT,.~~~("qI(6~OI ~-~

GR'fcir

Q)1rr

~

(A) 0'2 x]O-19

(A) 0'2,«10-19

(B) 0·7 x 10-20

(B) 0·7 x 10-20 (e)

(e)

0'5 x 10-19

(D) 0·7 x 1020

PPLT/14/6-A

0'5><10-19

"

(0), 0~7x lO~O

30

It

·"74.Wheri work done fi8?liegative. '.

(AJ the kinetic"r'ihergy of the body will.s\.Uiiy,de~ease (B) the kinenc'-r:energy of the

body will surely increase (C) Work done is never negative (D) None of the above

75. f.'l&41!ftf{gd ~ ~

q;r lt1Wfi

~t?

75. Which of the foj:loWing i, .not the unit of energy? (A)

~~m: ~

(A)

Cf!?;-~

(B)

~-1'.ft()

(C)

enG >1fij ~

watt-see

(B) N-m

(C) watt per second (D) ~

(D) calorie 7~. ~ ~:wt<;t:uf~Vf6JVJi m;fi~~ ~O,~

76. A 2 HP water pump runa "JQr .. .....'i;; 10 minutes. The electrical ~e~gy consumed by it is

(B) 8·952 x 106 J

(C)

(fq; ~

tl

~

iIU ~

f4«til4 ;~·lPft

(B) 8·952 x 106 ~

..

8·952 x -164 J

PPLT/ 14/6-A

~

(C) 8·952 x 104,~

31

,

[P.T.C'.

77. ~

77. A boy starts 'flushing ar1cksh4\v of mass 120 kg initially at rest. The rickshaw -'.is mpving now with ~ speedof 18 km/h. How much work has been done by the boy? Avoid the effect of friction.

MI'iH 120 fct;oIDo

~ ~

~ h~

..-ij.~

18 fct;o lito Iii. 0 cxr:f "3Nff

em ~

(A) 2500 ~

(B) 2000J

(B) 2000 ~

(C) 1500 J

(C) 1500 ~

1000 J

78. Sound wave iriair

~

itmr c€t llRr

~

I~

~~

"EfffuT ~

oT ~

lfRT ~,

"IDU

(D)

lOOO~

(A)

~(RtT

(B)

~mrr

is

(A) a transverse ~ve (B)

~.

t 3:ffi

~1Nf~~'

(A) 2500 J

(D)

t

.'.~. fti:mT q;) t;(4I(?1d1

~

a longitudinal wave

(C)

an electromagnetic wave

(D)

None of the above

79. ')In ·the'propagation·of·a

wave

79. mrr~~~ (A) only momentum transferred (B)

(C)

only kinetic transferred

energy

both momentum kinetic energy transferred

:)

is

is

(B)

and are

mm~

(C) ~

~

""3Nff

3:ffi

~

~HH1(°1 (D)

(D) None of the two travels thFc>ughthe-medium

PPLT/14/6-A

~

"3Nff

mm t

GT;fl ~ ~ M ~HIO{1
32

Cf;T~I"1H1(01

GfiT

mm t

Gf.:IT em

11T~

~

(A) decreases humidity

by

increasing

(8) increases humidity

by

increasing

(e) is indepe~denic~f ~i;midity

(D) decreases" by inc~easing temperature to':. 81.. The nature of ligbt;V/ayeis a.

:c,

.;

:"

•. ~

(A) ~

(A) longitudinal (8) ~

(C) both '{'loniit'Wtinhlf'

transverse ~

,

and

i

(D) None of the above 82. The refractive index of glass with respect to air is 1·5. The speed of light in glass will be

82. ~

-q ~

CfiT

~t.ti*

l' 5' tl ~

~~l1fa~

(A) 2 x108 m/sec (8) .3 x108 m/~ec

(8) 3 x 108 lftoI~o

" r;.'

(e)

1'33 x 108 mjsec

(e)

1'33 x 108lfto/~o

(D) 4'5 x 10~rtfroJ~o

PPLT / 14/6-A

-q

83.

83.

240 waves are csmpleted ·an 16 sec. The frequency of the

240 ~

c#IT

16·:~.q',~~~·t1'~

~t

wave is (A)

3840~

(A) 3840 Hz

,(B) 256~

(B) 256 Hz

(C)

(C)

224 Hz

224~

(D) '15~

(D) 15 Hz

84. ~ ~

84. A man cannot see the object

1

CfiT

clearly if object distance is less than 40 em. He sh.9tilduse the spectacle of glass having focal length

40

atq;-atq; ~

f.I•••fitf4atl.-q..~

--

200

3

(B) +. 200 ctn.

3

+200 em

(D)

---

RFLT/14/6-A

~

~~?

(A)

(C)

~olfio

(B) + 200 3

-e-o lfio

+200

-e-o Jft'o

(C)

100

3 em.

34

-e-o lfio

~ ~ ~

Cfilf ~.

c#IT ~

tI

~ ~,.~

~ ~

85. -,/\ white ray.pa#Se$:tP:rough ,:~.a prism as sho~;in. 1M. fc;illowing figure. X and Y are the limiting ray~.

,.5.

&.i~la*1Il,.~m ~

,i'~

tl X··'.

~

tI

fct;{Uf

~,~

•.,.~

Y.~

W\

Here

(B) X is violet and Y is red

(A)

x~t·~Y~

(B)

xWt 3ffi:

(C) X is green and Y is yellow (C) X ~

Y~

t 3ffi: Y'tftffi

(D) X.is yellow and Y isI green . ~. 86. By aderecti~ ~ltheilnage of an object is formed behind the retina. 'To':tectify'the defect, he must use

86. ~cil\iJ~th Slfdfilkl

.•

lIU ~

~~qlcl~)

:~ ~ ~'mft~ LA),? ac..conV'ex,.len$>¥iisuitable focal kngtll- , ".

.

"

;;~:,

~,~-~~

~.

q;r

~.-cfR} GROT t I

~~ ~ ~

11

~~qld'~~?

,

(B) a concave lens of suitable focal length (C) a bifocal lens of suitable focal length (D) None of the above PPLT/ 14/6-A

( P.T.O.

81. ~

87. The image'" formid -By In objective 'lens of a telescope is .(A)

·t~,

~

SlRI~~;Gf.1m

at the focus of objective but not at the focus of eyepiece

(A)

~ ~'§ro

',"Gil"" t ~

~.

'cR.

''t, ~

~~~1:R~t

(B)at~e focus of eyepiece but not at the focus of objective

(B)h·~

.~

t, ~

lR

~~~1:R~t

(C) at the focus of objective as

well as at eyepiece

the

focus .of

(C) ~3fR~~~~ 1:Rt

(0) neither

at. the focus of objective' nor ~t the focus of eyepiece

88. The image formed by compound microscope is

(b) q

L

m ~'*'~i*

~~~~~1:R

88. ~ ~

a

~~

~

m GAT

(A) CflI('qf.\Cfl 3fR $n (A)

mar

SlRt~k4

t

virtual and erect !"

f....

_.'

l

:.

(B)ql("ijf4Cfl ~'$n~

(B) reEdan.d- erect (C)

t 3fR

(Q) ,qli€d~iifi

real and inverted

:am ~h~

t t:

"',

(0) ~rtualakd

89. The

iftverted

magnifYing

powers of 8Djecti\te;Iens and eyepiece lens of a compound microscope are 10 and.20 respectively. Its resUlt:fut~~mag1lipYirtg\ power will be

89.~.~~~~~$ ~'.~.$"~

2d'tl~

10 ~ 8:ll«IT

mrtt

(A) 30 (A) 30 (B) 2

(Ell 2 (C)

(C)

10

(0)200'

(0) 200

PPLTY

14/6-A

10

'36

~

~~: qftull4~ ~

J

90. A'cOn~ lens:;of'l £6'&1 length 5 em is used; fas-- 'simple microscope to see the clear inlage at the ~ mstance of distinct vision, Le., at 25 cm. Its magnifying power will be

I

5~.o1#.,'~~~~~~

90:

~it ~ stRtfilk4 m, W! ~

(~)C6T;~~i% ~

~

~

~. ~ ~lR.

lR)1 ~

~

~

25 ~o 1fio

(~,

a:flrnT

~~~'~

~

(A) 5

(B). 6

'{i\)

5 .,.

},,::::3 "=;'>

1.{'

re

t

'

(13). 6

(C)~125

30

(0)

91.

(0)

91.

When an ice cube melts, the volume of water';'

30

a:rR~

~

t,
ifli; CfiT ~'~tfe.ttl

GR lTRt CfiT 3W«R "

(A) 1

(A) Gf1t ~

is less than the volume of th~, ice ~be '.~

~

~

~t (fa)

of the icecube

~

Cl)q

:, ,

(B) is grea1;ef,~~~e),~lume

3W«R

;

~!,t~\~,

~!;~

~

6Tffit

(C) is equal to the vqJu~ of the

(C) if1i; ~

ice cube

~

~

~

~

iRTiR

6Tffit

(0) None of the above'

PPLT/14/6-A

37

t

"

"

~..

(nT 0'~

92. ~

92. When heat br given to an rjQe cube, its.·temperature

~'~i'~

~

~

~

t,m

~

~·.mtT

..(A) firstly increases and then becomes constant

(A) ~

Jt •

~

m

~"fiiR

'~t

(B) firstly decreases and then becomes constant (e)

firstly remains constant and thereafter increases

(e) ~~~tamm~t

(D) firstly remains constant and thereafter decreases

(D) ~

~

~

t amm·'EfGOT t

93. "Q;Cfi 20 3lm ~ ~. "300 m?:4~Cf) ~

93. A wire of resistance 20 Q is stretched to double its original length. Its resistance will become

OR ~ .~

@"1:qCf)(

~

CfK

eft

~I~~irrr (A)

40~

(B)

20~

(e)

10~,

(A) 40 Q (8)

20,Q

(e)

10Q

(D)

80 Q

(D) 80~ 94.

94. Two electric heaters A and B are marked as (500 W, 220 V) and (1000 W,_ 220 V) respectively. The ratio ofresisfanoes 6f A and B will be

A ~

B 1R ~:

~ (500 qg, 220 ~)

(1000 CllG, 220 ~) \r:

(A) 1: 2

(Bf 2:1';

(B) 2: 1

(e)

1: 4

(D) 4: 1

PPLT/14/6-A

f4'ijd'll4 ..~

('~~.~ ~

(A) 1: 2

(e)

en

38

1: 4

IA

am B

~

~

95. 2 0 and '4 Qres8atorsa.r~ joiiied in parallel across a 6 volt

battery . The ratio, of voltages across them w:Ul.···be. (A)

(B) (C)

95; 2 aWr *:14 ~ 6~

~

~


"« (iq,ql;:ij( ~

tIFf c;);if SfRtUQi6l Cf)t.~

TF-rr

-ij ~

~. ftro ~

~

1: 1 (A)

1: 1

(B)

1:2

1:2 2:1

(0) 4:

(C) 2:1

1

(0) 4:1

96. Volt per ampere' is 'also called (A)

ohm-metre (Q-m)

(B) joule (C)

(5) ~

ohm (0)

(C) 3W:r (0)

(0) mho

(o(~

97. In

a dry cell, the negative electrode iamade of which one of the following? .'.{'.,"

""

r;"

97. ~~.

~

(A) Copper

(J1) 'ffiin

(B) Brass

(B) ~

(C) Carbon

(C)

(0) Zinc

(0) ~

PPLT / 14/6~A

~ *,Ojj<"ii!fi

-«~.~.~.7

<

39

~M~6 f.n:;r ~

'

CfiTiR

, [P.T.0.

98~ ~~.~~t,~··

98. An electric .motors is a deviPe which converts ~.

(A)

electrical en~rgy mechanical energy

into

(B)

mechanical energy electrical energy

into

(C) . chemical

energy mechanical energy

(D)

(A)

~~d1¢l ~

~

-q

~

-q

em ~.

~

-q

~

-q ~

Cf)) ~

,._'"\-:-

~~t (B)

em

~

~~dl4.

~~t (C)

into

{lflI4f.iCfl ~

~~·t

None of the above

(0)

99. In which of the following cases, electric current will be

.-q-B~~ -q -B ~

99. f.i'""1~f{g(\

mu ...~.m7ft?

·.PI9?uc~?

(A) ~

(A) A magnet is brought near a

conducttng-rtoop

~

along its

em ~

~

t 3la:£ tj~8;l

~ ~

$o:s~')

~

axis (B)

coil is rotated magnetic field

(B) A

in

~o:sctl Cf)),H4ctl4'

~

a

~

-q

~~

'T,~,'

(C) ~

(C) A loop of conducting wire is

~ -q

introduced perpendicularly in a magnetic field

OR ~o:scil Cf))iJ4ctl~

~

~klq((~

~.

(0) .~ (0) All of the above 100. ~

100. The magnetic effect tif electric

1:ffiT

current was first discovered by a scientist, whose name i~

(A) (A)

Oersted

(B)

Maxwell

(C)

Weber

(O)

Newton

PPLT/14/6-A

mu t ctJ II~c:Uct ~

(C) ~ (0) ~

40

w=at*'~~q;r' a~lIPICflcffi

;rrq t

wUr?Tll

PPLTj 14/6-A

41

SPACB FOR ROUGH. WORK

PPLT/14/6-A

42

I·~

~

,..-

~

PPLT/14/6-A

43

[ P.T.O.

PPLTj14/6-A

44

':~T"'--ctl CHEMISTRY 101. The

most im~t .human activity leading to the extinction of wildlife is

.(A) pollution of wildlife

~~. I

(ij~q~I'Jijf

lOi~;tc"l?f

10 1. ~

cp;r-~

~t,t cp;r-~

(A)

(B) hunting of valuable wildlife

products

~

cr;r ~

(B) iSI§Jt~ cp;r-~

(C) introduction of alien species

(C) fcmft~cr;r~

(0) alternation and, qeS;tru~fl

(0)

of the natural habitats .

<

SlI1RtCfl

cr;r ~

cr;rlANlij
~

•

102. Carbon monoxide is a pollutant

f.rcfm

~

102. Cfi1iR ~3iTq{"fI~'5~

~

t, ~

because -t"

(A) ~02~~~P~t

it reacts with 02

(A)

(B) ~ (B) it inhibits glycolysis

(C) it makes nervous active of blood

J.Pa. Aifpollu~t

"..

~c,aus~~g

system

..

(C)

~'~mr'q;)~~t

(0)

~

~

'fsfiinc~

'ij

ffR;R crra

t

.(

acid

rain are C02aftCirCt2

(A)

(B,),90~;: ,~d 02 -

-

-\

_,I

(C) 802 and NOx , (0) CFC~d,

PPLT/1416-A

C02:

...~

OOT

t

i~ reacts. witlJ,.hEWlIlQgl9,1;lin

(0)

3ctl~Cb)t:1I~~e~

(A) CO2 (p.11 Cl2 (B) CO2 (p.11 02

~4)3t11fit"1 ~

of

104. The largest portion atmospheric gases by weight is (A)

oxygen

(B)

nitrogen

q l~q:scll4 fm1 q;y ~

~1i~.qwJ-ij

~.t

(B)

"i1~~~H

(C) ozone

(C)

~

(D) argon

(D) ~

105. Smog is (A)

~

105.

~-~t

a natural phenomenon

(B) a

combination and. fog

of smoke

(C) colourless

(C) .~

,(D) All of the above

(D) ~~

106. The true statement about greenhouse effect is that it is (A) caused by combination many gases

106. d)"i~I3iij ~

~ GfR .q ~

~

"46

t

fcfi"46

of

(B) caused by C02 . (C) caused only by C02, CFC and N02 gases (D) None of the above

PPLT!14/6-A

(C) ~

C02, CFC 'ij~ N02

~~mmt

trm

10,.7. TwoJ neighbounJrlOf'Aollto1ogaus

series differ by (A) -CH (B) -CH

(B) -CH2 iRl

(C) -CH3

(C) -CH3

2

iRl

I

~;

. (0) -CH4 iRl

(0) -CH4

108.

The general form~f (A)

CnH2n+2

(S)

CnH2n

(C)

CnH2n"::;2

~e

is

(0) CnRn,

109. The completell;'amIbu&tion of

hydrocarbon gives (A)

(A)

CO+H20

CO + H20 "

(B) CO2 + H20

(B) CO2 + H20

(C) CO+H2

(C) CO+H2

cl,JD} C02 + H2 110.

The major constituent of LPGis

Wftmcnr.~t

(A) ethene

(A)

(B) butane

(B) ~

(C) propane

(C)

(0) pentane

(0) ~

PPLT/14/6-A

47

~

~

111. A subatomiC'f)artiCle,which hlis one unit mass and one unit positive charge, is known as (A)

>11,1. ~

S{04"i1"1 ~

'afNf,l ~

'Q,Cf)'~

:Q;i:fi ~ ~qtf¥:li:f) ~

m, t

hydrogen atom

(B) neutron (C)

3qq",I~i:f)'

(B) ~

electron

(0) proton

112. Two elements A arid B have the 112. G)

same atomic mass but their atomic numbers are 18 and 19 respectively. A and, ~ are (A)

mq1

A a:m B ~ "~"'.~ ~

S{~ql"1t~~~~

183fR 19 trA 3ltt Bt

Sfilm:

isotones .>l. '

(C)

isobars

(C) ~

(0) isotopes,

(O)~

113. The electronic configuration of an atom is 2, 8, t~·Thec humber

of valence electrons atom is

in

113. ~

1Wf1UJ

2, 8, 1 tl ~

the

(A)

8

,

(C) 1

(C) 1 (0)

10

48

10

fc;t"4I'E1

~~~i
8

(B) 2

pprrrll4/6-A

it ~ .i.

(B) 2

(0)

~dCf~lf.lCfi

~t , -",I

(A)

ChT

an

114. When

electron"di'tij)s fram a high energy level to a low energy 'level, then

114.,Ofif"

~'~i~iq

,~,~

lR

~,. ,~. ~

t, ~

~l

u

~

3i·q:t~~~~t

(A) ~

(A) energy is absorbed

-e- 'i!if;q

(B) energy 'is released

'(C) nuclear chargefncreases

{e)

~~,~.~t

(0) nuclear charge decreases

(0)

~--~,m~t

115. The volume

of one mole of

oxygen gas is -':

;(A) 1 lj~e of o~gen at, STP

.\

(C) STP lR ~T•••

(e) 22'4 litres of oxygen at STP

(0) ~

(0) 6·Q2.~.l·023r.:rlJl.o1ecules of •

c'

',::

' ;. :'-

.'

'~ __"."

w.n ~

6'02 x 102~ ,aqiilftftGl"f

'* ~

lR

".;

116. ~.~ 116.Wb~n.a chemical-bond between

~

twq atoms isf-o~, the potential energy9f~.r the system ::

(A)

(flq"'

22·4 ~

"J

oxygen at any temperature an4,.,pr~S~UTtt '1'

~

-em

'

~

~ CfiT 1lCf.f

' * ,._~ M ~ t,
~{ltlI4~C6

~

(")l~4d)j~

:

decreases

(B) increases (e)

remama-seme

(C)

"@IT-l ~

t

(0) cannotl'be ~icted

PPLT/ 14/6-A

49

[ P.T.O.

117. Ionic compounds are generally, (A)

solids having high· melting points an.d good conductors of electricity,

(A)

having low melting points and poor conductors of electricity

(C)

(D)

(A)

of

electrons {B)

im-,

3lftlq;

~

~ ~T4R1Cfi

Ilcl"ii~

~cl4~T"11~ ~. ~

~

ma ~

~

(f~

i"i1000{OI~ 4\IIGH:~ ~

~

~

tt ~

il\I ~

~

~clCt~T;fl'-ifr~,$)G,(l~ .;

1

'of the': above 119. ~.~

... ~~~q;)~~)'*

~M~~ .-q ~

119. Which typeo(:;reactio'l1.

takes place when an iron nail is dipped in a~9.:1ution. of copper sulphate?

cfr~···maTt?

Combination reaction

(B)~~

(B) Displacement reaction

Substitution

(C)~'·.~

reaction

(0) Deeomposrtionneactton

PPLT/14/6-A

n~

ma ~

cffi:f,

(C) ~

of. electrons contributed by one atom only

(C)

W~

~cl~T;fl ~ el~Gltl ~

electrons both the

(C) .~~g.

(A)

q;q Ilcl ••iCfi/~

(B) Gt.ffi~31l."*

sl1ariiil-g of contributed by atoms ';<}

fDf None

ma ~

(f~

,

118. A covalent 'bond is formed by (A) .•~ ~gn;:tplete

~ ~lclCfi

~

~ QT4R1Cfi

(D) solids having high melting points and bad conductors :,.," ,:1'] "'~_ " of electricity "

~

Jlcl~;Cfi

m~ma~

solids having low melting points and good conductors df electricity

".J.\

3lftlq;

(B) lR:r, q;q IIWi;Cfi qffi ~

(B) gases

(C)

cffi:f,

(D)'~'~

50

~

~,

m~

"5JCfiR

1~.

CaO and CO2 •.~ Ptdt1uced"by heating CaC03; 'What. is the type of the reaction and the process?

m- ~1

CO2 sm

CaO '"WIT

tR ~

WiFiR (Nf

~

w.n..

3)6I41l(ni(!

~.

w.n ~~

~

w.n

3)Qill(Oi(!

w.n

3)6I41l(nt:i1

~f?t;41

~~~~?

(A) Displacement reactien and endothermicprocess

(A)

(B) Decomposition reaction and exothermic process '

[B] ~

(C) Decomposition reaction and endothermic process

(C) ~

(D) Combination reaction and ertdother.rrricprocess

(D)

121. A catalyst will affect the rate of

121. ~~

,

w:i,~

120. iCaC03 .~.

~ ~

.:'

~

~


..~~~~~cit

~Hfclf{sd .q ~

fctiet:.fil

qft:td"i ~

~.~t?

(A) Activation energy (B) Heat of reaction

~~

(C) Heat offormaticn (C) ~~

(D) Potential products

energy

of

the (D)

122. ~

122. Chemicalequilibrium establishes ci

~~~~

~

~

,'>!!;

(A) a closed s¥st~

(A) Wf)GiG ~

(B) anopeIl' sys,tem

(B)

(C) gaseous state

(C) TRfuJ

(D) liquid state

(D)

PPLT/14/6-A

51

(lel41"4t:.fi

~~mat~

~'mcrrt

if a reaction takes, p~ce in

I ! ~.

(A) e\lh4uI ~ (B)

l

Ii

~

forward reaction by changing which of the folwwing?

I

Wf)~.

~.-q,

~~-q

~

123. In any'electrochemical cathode is always

cell, the

123. ~

attached

(C)

the electrode at which some gains ..electrons

(A) ~~ (a).

to a battery

tGft ~ W s3lT l:R CfiT{ ~~<;f?T"1

(C) ~ ...~~<;f~~ ~

~~t (0) ~

(0) the electrode at which some

.~~<;f?t~

m

tk ~

~~<;f?T"i

19T~t

loses. electrons 124. Rust is a mixture of

f4J;TUTmot t

124. ~ ~

(A)

FeOand

Fe(OHb

(A)

FeO ~

Fe(OHb CfiT

(B)

FeO and Fe(OHb

(B)

FeO ~

Fe(OHb CfiT

(C) Fe 20 3 and Fe(OH}J

(C) Fe20 3 ~

Fe(OHbCfiT

(0) Fe304

(0) Fe304 ~

Fe(OHb CfiT

and Fe(OHh

125. When lead (Pb) storage battery discharges

125. ~

$ (Pb) .~

(A) S02 f4Cfiffld ~

(B) PbS04 is consumed

(B) PbS04 ~

lead is formed

(C)

(0) H2S04 is consumed j'

126.

(A)

(B) FeO and Fe(OHb

(B) FeO~

zinc container

(0) Mn02 + carbon

PPLT/14/6-A

t

mm t mot t

~CR1i~l~ ~ 1l~

(A) graphite rod

(C)

~

$~t

(0) H2S04 ~

.

126. In Leclanche dry cell, anode is

~

t,OGf

(A) S02 is evolved

(C)

.

~~·t

(A) a non-metal (B)

'ij, ~

~ ~-{lijI4f.\Cfi ~

(C)

t

~~

Fe(OH12

m lfB[,

(0) Mn02 +.~

mat

The products. fblhl~ifhWom4:hb electrolysis of aqu~ti8; silver sulphate are

*< ~.l~

~Ifm;q~-C~~e

127.

~

~~~~:'

(A) silver metal and sulphate (B)

hydrogen and oxygen

(C) hydrogen and sulphur (0) silver metal and oxygen

~lect .the in9flf!ect ;"~t:atement s

about the ',' chemtcal reactivity at '::' r.:'~,'f ::,::',' if'-,:' ,: electrodes 'during electrolysis.

"l

128'·~"!"~'1·!~

Anion§ give

~~~i1

..,~~H·

~j;H114~Cb ••... ~.~

TR

-ij.. cntr-m

~.

~lR"Rft? (A)

~

.

F

up electrons !:.:

(A) *bll~~~~~'1'~'~,

(B) Cations take up electrons (B)

(C) Oxidation ocijurg at anode

~

Tri ~

.••

the

t.

TR 31TCRftCb(OI .-mm

(C) ~ . '-:C,

(0) Proton,.)~.t.~occurs the reaction

t. ~

in

29. With rise in temperature, the

129. dJqqH

conductance of a. sclution ot·an "i·., '" ,,~t,1' electrolyte generally

fc\(,1'lFl \f·:

'

;;

t ~ ~ ~~~{11~(! t

-ij ~

,,·r·,

cfit

:q IctCbd Ie 1"1 l"4d: r

.

tr

-; c;;"

(A) decreases (B) increases

(B)

G«9 ~

(C) remains constant

(C)

~~t

t I

(0) None of the above 53

[ P.T.Cj";

130.

130. Which of the. following is nota good conductor? (A) Cu metal

PI""'il{;tfuiq .~ t'?

if

-a ctR-m ~.

~:ql(t\q;;

(A) CfiTcR~

(B) NaCl (aq) (C) NaCI (molten) (D) NaCI (s) following 131. Which of the statements is not a correct statement about the trends when going from left to ri~t across the pefiods of periodic table?

131. ~

-a ~ ~

if
mt\:Oftif f:ts:o:tf&tfuid ~.

Slit~~l.~itR

if ~

~

'q\

if

~

-a ~-m

t?

(A)mq~if~~~

'ifffi' ~

(A) The elements become less metallic in nature (B) The number of electrons increases

(B) ~

valence

become

(C) ~

more

(A) Mendeleev (B) Newlands (C) ~.

(C) Dalton

(D) ~~(\"1(.

(0). Dobereiner 54

3lmFft

~

~~Cf;;:T"119t ~

132. Which scientist gave the 'law of octaves'?

PPLT/14/6-A

~

·~·t

(C) The atoms lose their electrons. more easily (D) The oxides acidic

~~t:t~i;fl efiT ~

t

-a

MendeIeev's based on

perio~

.·tableis

133~ ~~4

~c

anmfta t?

(A) atomic weight

(A) ~

em

·mftuft ,:~.

~

\tR

(B) atomic number (B) ~~

(C) atomic rad1tis' (C) ~~

(0) atomic velume. (0)

As we move from leftw I}sht in a period ill modern 'peri~d
~

JffiIT

134.3tI~~Gfi··~

~'I-e- ~' ~

)"~j

~

~t

(A)

(B) decrease

(B) "ER:ffi

(C) remain same

(C) wrR~t'

t

~61~t

(0)

Which of' the foHowirlgis not; a fossil fuel?

"i:R:

ijl¥il""4d:

(A) increase

(0) become zero

'ij ~ ...~~'~

~

135. f.%+;;t~tl§ij,.q:R,~I.W:,j~

'iftql}(¥i.imr

~t?

(A) Biomass

(A)

GtI41¥iI'l'l

(B) Coal (B) ~

(C) Natural gas

(C) SllllRtCfl frt:r

(0) Petroleum (0)

q
36. A good fuel possesses 136. ~ ~

ftR ~)~t

(A) low moisture content (A)

~;pft ~

(B) moderate ignition ..."temperature

(B) ~

(C) high calorificvahre'

(C) ~

(0) All of the above

(0) ~~

55

Jffifr

$I\iq(i'1'1 dIQifl",' ~

ltR.

"":Ii\'., [",p.il.~I!'

137. An example of secondaryfuel (A)

is (A) ~

coal

(B) ~tm

(B) coal gas (C)

(C) ~.

crude petroleum

(0) natural

qilR4~4

(0) SII1\R!(.fi·fm

gas

138. ~'-R ~ '~

, 138. Combustion of fuel involves the chemical reaction between fuel and

~1«1~~(.fi ~ (A)

t51~i1'ii1"1

(B)

11Fft

(C)

3'lT(f(fl~H

(0)

'i1~{l~H

-q ~ ~

3lR -

tl

(A) hydrogen (B) water (C) oxygen (0) nitrogen

139. qm -q~
(A) vitamins B, A

(B) ~21~<1 A, 0, E, K

(B) vitamins A, 0, E, K

(C) ~21f&t"1A, B,. ".C, D.'

(C) vitamins A, B, C, 0

'.

(0) vitamins B, C 140. Sugar-related

140.

disease is

~~~~t

(A) jaundice

tAl ~

(B) diabetes

(B) •

(C) typhoid

(C)

(0) hysteria

(0) ~

PPLT/14/6-A

56

21~q;T~6

'

.

cfit

.141;.Which vitamin. is responsible for blood clotting? v

141..~q;r

~tH

~

~-m

Rt21flf'i

(iiilqCf) ~?

(A) Vitamin E

(A) ~ll~'i

(B) Vitamin Bl

E

(B) R4l,ftI'i Bl

(C) Vitamin C

(C) "R42Ift1'i C

(D) Vitamin K

(D) f4ll~"f K 142. Iodine is essential for the prevention of which disease? (A)

Goiter

(B)

Muscle weakness

142.

(C) Diarrhoea

(A)

~

(B)

Cf)tfMt( ·Ji;{iq~ft

(C) ~

(D) Osteoporosis

(D)

143. Which of the following gives maximum energy in metabolic process? (A)

Protein

(B)

Vitamin

143.

~CfiTm

F\""1fclRsd -R .. ~ cttf-m ~

-ij

m~ ~

:q:q14oqq

eta

"5IGR Cfi«ff ~?

(A) ~ i,

(C) Lipid (D) CarQohy:drat~

(B)

f4(!J~"f

(C)

qm

(D) Cf)Ii(it:ffila

144. Which process is not a natural part of carbon cycle?

144. ~-~

~

~

T.fSl) CfiT ~

~~~? (A) Combustion flres;:f'c

through forest (A) ~~

3WT~~

(B) Animals breathing

(B) \3IHqU iRT «m

(C) Using fossil fuels

(C) 41C4I:t'i itH CfiT~

(D) Rotting of leaves

(D) ~CfiT~

57

~

•.

(P.T.O.

145. Which family of plants usually fixes nitrogen?

145~mm c:tiT ~ ~

t, Cffl·t

(B) ~tml

Seagrass

(C) ~

(C) Legume (D)

Cfi«fT

...If{ "11.i$~'if\Oi

(A) ~~

(A) Coniferous tree (B)

.•1fftcm: 3l1l«'fIl

Wheat

(D) ~

146. The process of conversion of NO'3 to N2 present in soil is

146.

~.q eIIT

NO'3 llitN2

3tt~

m~i~pjf;) Cf® ~

.q qf(qa-=l

t

known as (A)

nitrification

(B)

ammonificatiorr"

(B)

~ I{) oft Cfi(OI

(D) "I1~~;aH~

nitrogen fixation

147. ~-~

147. What is the source of energy for all parts of the water cycle? (A)

-=l1~
(C) Pc!"II~{lCfi{OI

(C) denitrification (D)

(A)

mo"tflIT

(C) ~

(C) Soil

(D) ~

The sun

PPLTY14/6-A

t?

(A) 6CIT

Wind

(B) Ocean

(D)

~

5'8

."@fi 'Wif ~ furl:..~

c:tiT

148. The pyramid 6f( enei-gy.in an

ecosystem (A) is always upright (B) may be upright or inverted (C)

(C) is always inverted

~~~t

(D) None of the above

149. qlft~fdCSfl

149. In an ecosystem, which one of

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~

~

-q~t?

the following shows one-way passage? (A)

mr ~

(A) ~~

Free energy

(B) 'tfiliR

(B) Carbon

(C) Nitrogen (0) Potassium

In food chain, bacteria are (A)

producers

(B)

first consumers

fungi

(0)

cftml4R

(A)

3NIC:CSfI

and

(B)~~

(C) second consumers

(C)~~

(0) decomposers

(0) ~

59

[P.T.O.

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PPLT/14/6-A

60

PPLT / 14/6-A

61

PPLT/14/6-A

62

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*** PPLTj 14/6-A

·63

SEAL 'IJfirfiiicTtdiiS

IUBtJARDING METHOD OF ANSWERING QUESTIONS

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(ii) CANDIDATES ARE

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to the

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While using the Answer-Sheet, adequate care should be taken. Do not tear or spoil the Answer-Sheet by folding or wrinkling. The impression of the circle made by Black ball-point pen should not come behind the Answer-Sheet.