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Engineering Thermodynamics

Engineering Thermodynamics
For reversible adiabatic process, change in entropy is

Zero
Minimum
Maximum
Negative

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Engineering Thermodynamics
General gas equation is

PV = C
PV=KiRT
PV=mRT
PV=nRT

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Engineering Thermodynamics
A process, in which the temperature of the working substance remains constant during its expansion or compression, is called

Adiabatic process
Hyperbolic process
Polytropic process
Isothermal process

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Engineering Thermodynamics
The value of n = 1 in the polytropic process indicates it to be

Adiabatic process
Reversible process
Isothermal process
Irreversible process

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Engineering Thermodynamics
A molecule consisting of one atom is known as

Tri-atomic
Mono-atomic
Di-atomic
Poly-atomic

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Engineering Thermodynamics
The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant)

3 Ru × T
1.5 Ru × T
2 Ru × T
Ru × T

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