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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure

Entropy
Enthalpy
Volume
Mass

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Engineering Thermodynamics
Second law of thermodynamics defines

Internal energy
Heat
Work
Entropy

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Engineering Thermodynamics
The ratio of molar specific heats for mono-atomic gas is

1
1.67
1.4
1.87

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Engineering Thermodynamics
An open cycle gas turbine works on

Carnot cycle
Stirling cycle
Otto cycle
Joule's cycle

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

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

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Engineering Thermodynamics
An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is

Impossible
Possible
Feasible
Possible, but with lot of sophistications

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MORE MCQ ON Engineering Thermodynamics

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