10019
Reg. No.:

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

FIRST/SECOND SEMESTER B.TECH DEGREE EXAMINATION, SEPTEMBER 2016

ME100 BASICS OF MECHANICAL ENGINEERING

Max. Marks: 100 Duration: 3 Hours

PARTA
Answer ALL questions. Each question carries 3 marks

State the second law of thermodynamics.

Which pump requires priming? What is the need for priming?

The door of your refrigerator is kept open inside a room. What will happen?
Justify your answer.

4. Name few hybrid vehicles in India and mention its importance.

ہا ہی

10.
11.

Briefly describe Rolling process

. A designer is planning to design a sand mould without a riser. Can he achieve

the casting successfully using this design and validate your answer. ⋅
A manufacturer demanded his lathe operator to put grip on his product.
Suggest an operation to operator for performing the same? And explain the
process?

Give the differences between a shaper and a planar.

PART 8
Answer any 8 Questions (2 QUESTIONS FROM EACH MODULE)
Each question carries 6 marks

MODULE |
Explain the significance of Clausius inequality.
Sketch a Diesel cycle on P-V and T-S diagram and explain.
An engine operating on Carnot cycle between temperature limits 20°C and
800°C rejects heat at the rate 200 KJ/s. Determine (117೮ ideal thermal
efficiency of the cycle. (ii) Power output of the engine.

MODULE ॥

. With a suitable sketch explain the working of a gas turbine.
13. Identify and explain the engine that gives one power stroke for two revolution

of crank shaft

. With a suitable sketch explain the working of a centrifugal pump.

MODULE I] റീ

. Explain the working of a vapour absorption refrigerator with a suitable sketch.