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Engineering Thermodynamics

Engineering Thermodynamics
The standard value of atmospheric pressure taken at sea level is

1013 × 102 N/m2
760 mm of Hg
All of these
1.013 bar

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

Greater than
None of these
Less than
Equal to

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Engineering Thermodynamics
The value of n = 1 in the polytropic process indicates it to be

Adiabatic process
Irreversible process
Reversible process
Isothermal process

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Engineering Thermodynamics
The entropy of water at 0°C is assumed to be

1
-1
2

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Engineering Thermodynamics
The principal constituents of a fuel are

Sulphur and oxygen
Sulphur and hydrogen
Oxygen and hydrogen
Carbon and hydrogen

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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 cycle
None of the listed here
Thermodynamic law
Thermodynamic process

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