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Code : 15ME-L'17

I Semester Diploma Examination, ApriVMay-2016

WORKSHOP TECHNOLOGY

I Max. Marks : 100

(ii)

Answer any six questions from Section- A. Answer any seven full questions from Section

l. 2. 3. 4. 5. 6. 7. 8. g.

State plasticity and elasticity of metals.

Name the difflerent heat treatment process.

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Explain metal casting process.

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Explain with neat sketch MIG welding.

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Define extrusion. State the uses of it.

Explain with a neat sketch four high rolling.

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Differentiate between welding and soldering.

Name different metals used for sheet metal work.

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State any five advantages of powder metallurgy.

5

10. (a)

SECTION - B Differentiate between Pig iron and Cast iron. Indicate any five uses of Cast iron.

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(b) (a) (b)

Explain uses of composite materials in engineering.

f,

State five properties and uses of ceramics.

5

(a) (b)

Compare cold working with hot working.

5

State the uses of manufacturing process.

I

(a) (b)

Explain with a neat sketch Tube extrusion.

6

Explain the principle of wire drawing operation.

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11.

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SECTION. A

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Time:3Hoursl Note

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Register Number

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12.

13.

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15. (a)

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Explain casting allowances.

5

Differentiatebetrnreen sand casting and die casting.

State

the

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of moulding sand.

(a) Explain Ball or flypress with a neatdalf6h (b) State any three applications ofpresses.

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(a) Explain with a neat sketch powdermaallurgyproccs. O) N4nre the different p,roducts of powder metallurgy.

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18.

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Explain wjtb rcatsketch,b-utt-welding. ,,. i ", .:i Name different tyires of Resistance welding.

17. (a) Namethediffereirtt)"esofpatterns.

(b)

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.Ef.plprnyith neatsketch "TIG" we-lding List the welding defects.

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