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Engineering Thermodynamics

Engineering Thermodynamics
Second law of thermodynamics defines

Heat
Work
Internal energy
Entropy

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Engineering Thermodynamics
The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to

γ
∝
1

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

None of these
Less than
Greater than
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 law
Thermodynamic cycle
None of the listed here
Thermodynamic process

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Engineering Thermodynamics
When gas is heated at constant pressure, the heat supplied is utilized in

Doing some external work
None of these
Increasing the internal energy of gas and also for doing some external work
Increasing the internal energy of gas

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Engineering Thermodynamics
Which of the following is an irreversible cycle?

Stirling
Ericsson
None of these
Carnot

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