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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following cycles has maximum efficiency?

Rankine
Carnot
Brayton
Stirling

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Engineering Thermodynamics
The efficiency of Ericsson cycle is __________ Carnot cycle.

Less than
Equal to
None of these
Greater than

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Engineering Thermodynamics
Which law states that the internal energy of a gas is a function of temperature?

Joule's law
Charles' law
Boyle's law
There is no such law

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Engineering Thermodynamics
The general law for the expansion or compression of gases, is

pv = C
pvγ = C
pv = m R T
pvn = C

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Engineering Thermodynamics
A perpetual motion machine is

A hypothetical machine whose operation would violate the laws of thermodynamics
A thermodynamic machine
A non-thermodynamic machine
A hypothetical machine

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Engineering Thermodynamics
Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant

Pressure
Temperature
Internal energy
Volume

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