Model Question Paper Set3:ME100 BASICS OF MECHANICAL ENGINEERING

ME100 BASICS OF MECHANICAL ENGINEERING

Set-3

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TIME: 3 HOUR

MAX MARKS: 100 MARKS

PART A

(Answer all-3 marks each)

State third law of thermodynamics?

Enumerate the various energy conversion devices?

Name any six properties of refrigerents.

Write a note on recent development of fuel

What are the properties of a moulding sand?

Explain briefly about powder brazing?

What are the applications of NC part programming?

Write the difference between shaper and planer? (8x3 = 24 marks)

PART B

(Answer any two from each module-6 marks each)

Module 1

Explain air standard Brayton cycle with PV and TS diagram and write its efficiency?

Derive ideal gas equation?

Discuss about entropy and available energy?

Module 2

Describe the working of Cochran boiler?

With the help of neat sketch, explain the working of two stroke SI engine?

Discuss about rotary compressors and blowers?

Module 3

Explain working of domestic refrigeration system with neat sketches?

Explain refrigerants and their impacts on environment

Discuss about psychrometric properties?

Module 4

With the neat sketches, explain the hybrid engines

Explain belt drives and types of belts used in belt drives?

Explain the working of friction clutch with a neat sketch

(8x6 = 48 marks)

PART C

(Answer any two from each module-7 marks each)

Module 5

With the help of neat sketch, explain different types of sheet metal forming processes?

Explain different engineering materials with properties?

Explain sand casting and die casting?

Module 6

Explain drilling process and pillar drilling machine?

Explain about shaper machine with neat sketch

Discuss about CNC with its different components?

(4x7 = 28 marks)

Total = 100 marks

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