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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following is the extensive property of a thermodynamic system?

Volume
Temperature
Pressure
Density

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Engineering Thermodynamics
The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is

735 J/kmol °K
29.27 J/kmol °K
848 J/kmol °K
83.14 J/kmol °K

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Engineering Thermodynamics
Second law of thermodynamics defines

Heat
Work
Entropy
Internal energy

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

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Engineering Thermodynamics
Reversed Joule cycle is known as

Carnot cycle
Rankine cycle
Bell-Coleman cycle
Stirling cycle

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Engineering Thermodynamics
The statement that molecular weights of all gases occupy the same volume is known as

Avogadro's hypothesis
Law of thermodynamics
Gas law
Dalton's law

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