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Engineering Thermodynamics

Engineering Thermodynamics
The same volume of all gases would represent their

Molecular weights
Densities
Gas characteristic constants
Specific weights

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Engineering Thermodynamics
A perpetual motion machine is

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

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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

Isothermal process
Hyperbolic process
Polytropic process
Adiabatic process

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Engineering Thermodynamics
One Joule (J) is equal to

10 N-m/s
1 N-m
1 kN-m
10 kN-m/s

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Engineering Thermodynamics
One kg of hydrogen requires 8 kg of oxygen and produces

7 kg of water
8 kg of water
1 kg of water
9 kg of water

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Engineering Thermodynamics
A gas is compressed in a cylinder by a movable piston to a volume one half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be

300,000 Nm
300 Nm
3000 Nm
30 Nm

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MORE MCQ ON Engineering Thermodynamics

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