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Engineering Thermodynamics

Engineering Thermodynamics
For reversible adiabatic process, change in entropy is

Minimum
Zero
Negative
Maximum

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Engineering Thermodynamics
In S. I. units, the value of the universal gas constant is

83.14 J/kg mole-K
8314 J/kg mole-K
8.314 J/kg mole-K
831.4 J/kg mole-K

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Engineering Thermodynamics
Work done in a free expansion process is

Minimum
Zero
Positive
Maximum

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Engineering Thermodynamics
Total heat of a substance is also known as

Enthalpy
Thermal capacity
Entropy
Internal energy

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Engineering Thermodynamics
The ratio of two specific heats of air is equal to

1.41
0.1
0.17
0.24

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Engineering Thermodynamics
The polytropic index (n) is given by

log [(p1v1)/(p2v2)]
log (p1p2)/log (v1v2)
log (v1/ v2)/ log (p1/p2)
log (p2/ p1)/log (v1/ v2)

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MORE MCQ ON Engineering Thermodynamics

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