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Engineering Thermodynamics

Engineering Thermodynamics
General gas equation is

PV=KiRT
PV=nRT
PV = C
PV=mRT

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

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

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Engineering Thermodynamics
Which of the following processes are thermodynamically reversible?

Free expansion
Constant volume and constant pressure
Throttling
Isothermal and adiabatic

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Engineering Thermodynamics
The efficiency of Carnot cycle depends upon

Temperature limits
Volume compression ratio
Pressure ratio
Cut-off ratio and compression ratio

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Engineering Thermodynamics
The efficiency of Carnot cycle is maximum for

Gas engine
Petrol engine
Reversible engine
Steam engine

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Engineering Thermodynamics
According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible.

Second kind
Third kind
First kind
None of these

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