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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following processes is irreversible process?

Adiabatic
All of these
Throttling
Isothermal

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Engineering Thermodynamics
For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle.

Less than
Greater than
None of these
Equal to

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Engineering Thermodynamics
When a system changes its state from one equilibrium state to another equilibrium state, then the path of successive states through which the system has passed, is known as

Thermodynamic process
Thermodynamic law
None of the listed here
Thermodynamic cycle

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Engineering Thermodynamics
A tri-atomic molecule consists of __________ atoms.

Three
Two
One
Four

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Engineering Thermodynamics
Addition of heat at constant pressure to a gas results in

Raising its volume
Raising its temperature
Raising its pressure
Raising its temperature and doing external work

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Engineering Thermodynamics
When the gas is heated at constant volume, the heat supplied

Does some external work during expansion
Both (A) and (B)
Increases the internal energy of the gas and increases the temperature of the gas
None of these

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