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Engineering Thermodynamics

Engineering Thermodynamics
The entropy __________ in an irreversible cyclic process.

Remains constant
Decreases
None of these
Increases

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Engineering Thermodynamics
In an isothermal process

There is no change in temperature
There is no change in enthalpy
There is no change in internal energy
All of the listed here

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Engineering Thermodynamics
A process of heating crude oil to a high temperature under a very high pressure to increase the yield of lighter distillates, is known as

Full distillation
Fractional distillation
Cracking
Carbonization

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Engineering Thermodynamics
Work done in a free expansion process is

Zero
Positive
Maximum
Minimum

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Engineering Thermodynamics
A cycle consisting of two constant pressure and two isentropic processes is known as

Stirling cycle
Carnot cycle
Otto cycle
None of the listed here

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Engineering Thermodynamics
One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to

1000 K
1200 K
800 K
1400 K

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MORE MCQ ON Engineering Thermodynamics

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