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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following has the minimum atomic mass?

Oxygen
Nitrogen
Sulphur
Carbon

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Engineering Thermodynamics
Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant

Volume
Internal energy
Temperature
Pressure

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

1
0.75
1.27
1.35

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Engineering Thermodynamics
The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant)

pvm = C
pv = (RT)m
pv = RTm
pv = mRT

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Engineering Thermodynamics
Which law states that the specific heat of a gas remains constant at all temperatures and pressures?

Regnault's Law
Boyle's Law
Charles' Law
Joule's Law

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

Meter
Kilometer
Centimeter
Millimeter

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MORE MCQ ON Engineering Thermodynamics

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