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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following is an irreversible cycle?

Ericsson
None of these
Stirling
Carnot

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Engineering Thermodynamics
Molecular volume of any perfect gas at 600 × 103 N/m² and 27°C will be

41.7 m3/kg mol
0.15 m3/kg mol
400 m3/kg mol
4.17 m3/kg mol

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Engineering Thermodynamics
The amount of heat required to raise the temperature of the unit mass of gas through one degree at constant volume, is called

Specific heat at constant pressure
None of these
Specific heat at constant volume
Kilo Joule

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Engineering Thermodynamics
Which of the following is a reversible non-flow process?

Isochoric process
Isobaric process
Hyperbolic process
All of these

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Engineering Thermodynamics
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

1 - rγ - 1
rγ - 1
1 - (1/r) γ - 1/ γ
1 - (1/r) γ/γ - 1

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Engineering Thermodynamics
The heat and work are mutually convertible. This statement is called ___ law of thermodynamics.

Third
Zeroth
Second
First

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