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Engineering Thermodynamics

Engineering Thermodynamics
The entropy of water at 0°C is assumed to be

2
-1
1

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Engineering Thermodynamics
A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as

Stirling cycle
Diesel cycle
Carnot cycle
Otto cycle

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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 volume
Raising its pressure
Raising its temperature

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Engineering Thermodynamics
In an isothermal process, the internal energy of gas molecules

Increases
Remain constant
May increase/decrease depending on the properties of gas
Decreases

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Engineering Thermodynamics
On volume basis, air contains following parts of oxygen

23
21
25
77

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Engineering Thermodynamics
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as

Entropy
Enthalpy
External energy
Internal energy

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MORE MCQ ON Engineering Thermodynamics

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