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Engineering Thermodynamics

Engineering Thermodynamics
The unit of energy is S. I. units is

Watt (W)
Joule meter (Jm)
Joule (J)
Joule/meter (J/m)

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Engineering Thermodynamics
The efficiency of Joule cycle is

Less than Carnot cycle
Equal to Carnot cycle
None of these
Greater than Carnot cycle

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Engineering Thermodynamics
The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature.

Charle's law
Joule's law
Gay-Lussac law
Boyle's law

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Engineering Thermodynamics
If both Stirling and Carnot cycles operate within the same temperature limits, then efficiency of Stirling cycle as compared to Carnot cycle

Less
More
Depends on other factors
Equal

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Engineering Thermodynamics
The entropy may be expressed as a function of

Temperature and volume
Heat and work
All of these
Pressure and temperature

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Engineering Thermodynamics
The state of a substance whose evaporation from its liquid state is complete, is known as

Vapour
Perfect gas
Steam
Air

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MORE MCQ ON Engineering Thermodynamics

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