Reg No.: Name:

Max. Marks: 100

E2802 ۱ Pages: 1

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
FIRST/SECOND SEMESTER B.TECH DEGREE EXAMINATION, APRIL 2018

Course Code: ME100
Course Name: BASICS OF MECHANICAL ENGINEERING

PART A
Answer any two questions, each carries 15 marks.
a) Derive an expression to find the efficiency of an Otto cycle.

b) Write notes on hybrid engines.

a) Explain the working of a medium pressure medium capacity boiler.

b) Differentiate between impulse and reaction turbines.

a) Explain the working of centrifugal pump.

b) State I law of thermodynamics for a closed system undergoing a cyclic process.

PART B
Answer any two questions, each carries 15 marks.
a) Explain the working of domestic refrigerator.

b) What are the industrial applications of air conditioning.

Write short notes on:
1) Psychrometric chart 1) Gear trains 11) Impact of refrigerants on environment
a) Explain the working of window air conditioner.

b) With a neat sketch explain the working of single plate clutch.

PART C
Answer any two questions, each carries 20 marks.
a) Name any five engineering materials and state their properties which make them

suitable for their respective applications.
b) Explain the process of forging stating different practical applications.
a) List the operations that can be performed on a lathe.

b) Write notes on: -
i) Extrusion ii) CNC Machines
a) Explain the different die casting processes.

b) Write notes on any five machining processes possible with milling machine.

اد عاد %%

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Duration: 3 Hours

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