Question 1

Work done is zero in the case of

Accepted Answer

isochoric process

Answer

isothermal process

Answer

adiabatic process

Answer

polytropic process

Question 2

The temperature at which the degree celsius and Fahrenheit scales show the same reading is

Accepted Answer

-40

Answer

32

Answer

0

Answer

-20

Question 3

The most preferred type of cross section for the connecting rods of high speed engines is

Accepted Answer

I section

Answer

H section

Answer

C section

Answer

Round

Question 4

Kelvin-Planck statement of second law deals with

Accepted Answer

conversion of heat into work

Answer

conservation of heat

Answer

conservation of work

Answer

conversion of work into heat

Question 5

The cycle known as constant pressure cycle is

Accepted Answer

Diesel cycle

Answer

Dual cycle

Answer

Stirling cycle

Answer

Otto cycle

Question 6

The component in an automobile between engine and gear box is

Accepted Answer

clutch

Answer

axle

Answer

brake

Answer

governer

Question 7

Among the four components given below, which one is not a part of diesel engine

Accepted Answer

carburetor

Answer

air filter

Answer

intake valve

Answer

fuel injector

Question 8

If in a steam, the water content is 5%, its dryness fraction is

Accepted Answer

95%

Answer

5%

Answer

0%

Answer

25%

Question 9

The device used for smoothing out the power impulses from the engine is called:

Accepted Answer

Flywheel

Answer

governer

Answer

clutch

Answer

gear box

Question 10

The essential difference between brazing and soldering is in the

Accepted Answer

melting temperature of filler materials

Answer

melting temperature of flux

Answer

melting temperature of work piece

Answer

type of filler material

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