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Engineering Thermodynamics

Engineering Thermodynamics
The unit of length in S.I. units is

Kilometer
Meter
Millimeter
Centimeter

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Engineering Thermodynamics
Minimum work in compressor is possible when the value of adiabatic index ā€˜n’ is equal to

1.35
0.75
1.27
1

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Engineering Thermodynamics
A molecule consisting of one atom is known as

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

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Engineering Thermodynamics
When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called

Bituminous coal
Wood charcoal
Briquetted coal
None of these

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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

30 Nm
3000 Nm
300,000 Nm
300 Nm

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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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MORE MCQ ON Engineering Thermodynamics

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