JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.TECH SEM SUPPLEMENTARY FEBRUARY IIIIB.Tech IIIISemester Supplimentary EXAMINATIONS Examinations,February 2010 - 2010 APPLIED ELECTRONICS Civil Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Draw the electrostatic focusing system setup used in CRT and explain.
[16]
ld .
2. (a) List out limitations of unregulated power supplies over linear regulator. (b) Write short notes on: i. Zener regulator ii. Series voltage regulator.
[8+8]
3. (a) Define the terms conductivity and mobility in a semiconductor.
4. (a) Write short notes on:
or
(b) What is a Zener diode? Draw the equivalent circuit of an ideal zener in the breakdown region. [8+8]
uW
i. Frequency response of an amplifier, and ii. Gain bandwidth product.
(b) Draw the circuit of a common collector amplifier using NPN transistor and derive the expression for AI , Ri , AV & Ro . [6+10] 5. (a) Explain the operation of n-p-n & p-n-p transistors. (b) Explain the early effect & its consequences.
[8+8]
6. (a) Define transducer.
nt
(b) Give classifications of transducers.
[8+8]
7. (a) Discuss the systematic errors in detail. (b) Discuss concepts of accuracy and precision.
[8+8]
Aj
8. (a) Draw the circuit diagram of LC oscillator and give the expression for Ab. (b) What are the advantages of crystal oscillator? What is Piezo electric effect? Explain with neat circuit diagram. [8+8] ?????
1
Code No: 14001
NR
Set No - 2
in
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD II B.TECH II SEM SUPPLEMENTARY EXAMINATIONS FEBRUARY - 2010 II B.Tech II Semester Semester Supplimentary Examinations,February 2010 APPLIED ELECTRONICS Civil Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. Draw the electrostatic focusing system setup used in CRT and explain.
(b) Give classifications of transducers.
ld .
2. (a) Define transducer.
[16]
[8+8]
3. (a) Draw the circuit diagram of LC oscillator and give the expression for Ab.
(b) What are the advantages of crystal oscillator? What is Piezo electric effect? Explain with neat circuit diagram. [8+8]
or
4. (a) Explain the operation of n-p-n & p-n-p transistors. (b) Explain the early effect & its consequences.
[8+8]
5. (a) Define the terms conductivity and mobility in a semiconductor.
uW
(b) What is a Zener diode? Draw the equivalent circuit of an ideal zener in the breakdown region. [8+8] 6. (a) Write short notes on:
i. Frequency response of an amplifier, and ii. Gain bandwidth product. (b) Draw the circuit of a common collector amplifier using NPN transistor and derive the expression for AI , Ri , AV & Ro . [6+10]
nt
7. (a) List out limitations of unregulated power supplies over linear regulator. (b) Write short notes on:
Aj
i. Zener regulator ii. Series voltage regulator.
[8+8]
8. (a) Discuss the systematic errors in detail. (b) Discuss concepts of accuracy and precision. ?????
2
[8+8]
Code No: 14001
NR
Set No - 3
1. (a) Explain the operation of n-p-n & p-n-p transistors.
[8+8]
ld .
(b) Explain the early effect & its consequences.
in
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD II B.TECH SEM SUPPLEMENTARY EXAMINATIONS FEBRUARY - 20102010 II B.Tech II II Semester Semester Supplimentary Examinations,February APPLIED ELECTRONICS Civil Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ?????
2. (a) Define the terms conductivity and mobility in a semiconductor.
(b) What is a Zener diode? Draw the equivalent circuit of an ideal zener in the breakdown region. [8+8]
(b) Write short notes on: i. Zener regulator ii. Series voltage regulator.
or
3. (a) List out limitations of unregulated power supplies over linear regulator.
[8+8]
4. (a) Discuss the systematic errors in detail.
uW
(b) Discuss concepts of accuracy and precision.
[8+8]
5. (a) Define transducer.
(b) Give classifications of transducers.
[8+8]
6. (a) Draw the circuit diagram of LC oscillator and give the expression for Ab. (b) What are the advantages of crystal oscillator? What is Piezo electric effect? Explain with neat circuit diagram. [8+8]
nt
7. Draw the electrostatic focusing system setup used in CRT and explain.
[16]
8. (a) Write short notes on:
Aj
i. Frequency response of an amplifier, and ii. Gain bandwidth product.
(b) Draw the circuit of a common collector amplifier using NPN transistor and derive the expression for AI , Ri , AV & Ro . [6+10] ?????
3
Code No: 14001
NR
Set No - 4
in
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD II B.TECH II SEM SUPPLEMENTARY EXAMINATIONS FEBRUARY - 2010 II B.Tech II Semester Semester Supplimentary Examinations,February 2010 APPLIED ELECTRONICS Civil Engineering Time: 3 hours Max Marks: 80 Answer any FIVE Questions All Questions carry equal marks ????? 1. (a) Define the terms conductivity and mobility in a semiconductor.
ld .
(b) What is a Zener diode? Draw the equivalent circuit of an ideal zener in the breakdown region. [8+8] 2. (a) Draw the circuit diagram of LC oscillator and give the expression for Ab.
(b) What are the advantages of crystal oscillator? What is Piezo electric effect? Explain with neat circuit diagram. [8+8]
(b) Write short notes on: i. Zener regulator ii. Series voltage regulator.
or
3. (a) List out limitations of unregulated power supplies over linear regulator.
[8+8]
uW
4. (a) Discuss the systematic errors in detail.
(b) Discuss concepts of accuracy and precision.
[8+8]
5. (a) Write short notes on:
i. Frequency response of an amplifier, and ii. Gain bandwidth product.
nt
(b) Draw the circuit of a common collector amplifier using NPN transistor and derive the expression for AI , Ri , AV & Ro . [6+10] 6. (a) Define transducer.
(b) Give classifications of transducers.
Aj
7. Draw the electrostatic focusing system setup used in CRT and explain.
[8+8] [16]
8. (a) Explain the operation of n-p-n & p-n-p transistors. (b) Explain the early effect & its consequences. ?????
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