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Engineering Thermodynamics

Engineering Thermodynamics
The entropy __________ in an irreversible cyclic process.

Decreases
Remains constant
None of these
Increases

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Engineering Thermodynamics
According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas.

Both (A) and (B)
None of these
Do not change
Change

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Engineering Thermodynamics
Carnot cycle efficiency depends upon

Temperature range of operation
Properties of the medium/substance used
Condition of engine
Working condition

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Engineering Thermodynamics
Addition of heat at constant pressure to a gas results in

Raising its temperature and doing external work
Raising its pressure
Raising its volume
Raising its temperature

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Engineering Thermodynamics
The specific heat of water is

2.512
4.187
1.817
None of these

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Engineering Thermodynamics
First law of thermodynamics deals with

Conservation of energy
Conservation of momentum
Conservation of mass
Conservation of heat

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MORE MCQ ON Engineering Thermodynamics

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