Engineering Thermodynamics
Universal gas constant is defined as equal to product of the molecular weight of the gas and

Specific heat at constant pressure
Gas constant
Specific heat at constant volume
Ratio of two specific heats

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Engineering Thermodynamics
Which is the incorrect statement about Carnot cycle?

It provides concept of maximising work output between the two temperature limits
It is used as the alternate standard of comparison of all heat engines
All the heat engines are based on Carnot cycle
All of these

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