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Engineering Thermodynamics

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

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

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Engineering Thermodynamics
The main cause for the irreversibility is

Mechanical and fluid friction
Unrestricted expansion
Heat transfer with a finite temperature difference
All of these

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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

More
Less
Depends on other factors
Equal

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Engineering Thermodynamics
The unit of universal gas constant is

None of these

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Engineering Thermodynamics
Which of the following cycles is not a reversible cycle?

None of the listed here
Carnot
Stirling
Ericsson

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Engineering Thermodynamics
A cycle consisting of ___ and two isothermal processes is known as Stirling cycle.

Two isentropic
Two constant pressure
One constant pressure, one constant volume
Two constant volume

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