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Engineering Thermodynamics

Engineering Thermodynamics
When a gas is heated, change takes place in

All of the listed here
Volume
Pressure
Temperature

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Engineering Thermodynamics
Second law of thermodynamics defines

Heat
Work
Entropy
Internal energy

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Engineering Thermodynamics
A perpetual motion machine is

A hypothetical machine whose operation would violate the laws of thermodynamics
A non-thermodynamic machine
A thermodynamic machine
A hypothetical machine

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Engineering Thermodynamics
The heating of gas at constant volume is governed by

Gay-Lussac law
Avogadro's law
Charles' law
Boyle's law

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Engineering Thermodynamics
The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to

E/2
E/3
2E/3
3E/4

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Engineering Thermodynamics
The reading of the pressure gauge fitted on a vessel is 25 bar. The atmospheric pressure is 1.03 bar and the value of 'g' is 9.81 m/s2. The absolute pressure in the vessel is

34.81 bar
26.03 bar
25 bar
23.97 bar

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MORE MCQ ON Engineering Thermodynamics

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