E2 B2E2002

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Reg No.: Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERWNTEY
FIRST/SECOND SEMESTER B.TECH NEGREE EXAMINATION, S0BY. 2017
Course Code: ME100
Course Name: BASICS OF MECHANICAL ENGINEERING

Max. Marks: 0 Duration: 3 Hours

PART A
Answer any two questions, Each carries 15 marks.
| ച്ച Explain the air standard Carnot cycle with neat sketches and derive the expression
for efficiency.

b) ١ kg of air at temperature 15°C and pressure 100 kPa is taken through a Diesel
Cycle. The compression ratio is 15 and heat added is 1850 kJ. Calculate the ideal
cycle efficiency.

2 ३) Derive the characteristic gas equation using ideal gas laws.

b) Explain the working of a 4 stroke SI engine with neat sketches.

3 a) Differentiate between open cycle and closed cycle gas turbines with neat
sketches.

b) Explain the working of reciprocating pump with a neat sketch

PART 8
Answer any ೧೪0 questions. Each carries 15 marks.
4 3) Explain the various psychrometric processes involved in air conditioning using
psychrometric chart.
b) Explain the working of a domestic refrigerator with neat sketch.
5 ല്ല Explain the impact of refrigerants on the environment.
b) Explain the gear terminology with neat sketch.
6 a) Explain the following: -
i) Cone clutch ம) Single plate clutch
b) What is a chain drive? Explain the roller chain with a neat sketch.
PART C
Answer any two questions. Each carries20 marks.
7 ५) Explain the following: -
i) Hot chamber die-casting ii) Cold chamber die-casting

b) Briefly explain various forging operations.

8 a) Explain various types of electrical resistance welding processes.

b) Differentiate between up milling and down milling

9 a) Explain the various operations that can be performed on a drilling machine.
b) Explain any two methods of taper turning with figures.

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