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Engineering Thermodynamics

Engineering Thermodynamics
The gas turbine cycle with regenerator improves

Work ratio
None of these
Avoid pollution
Thermal efficiency

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Engineering Thermodynamics
According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature.

Decreases
Remains constant
Increases
None of these

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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
The ratio of two specific heats of air is equal to

0.24
1.41
0.17
0.1

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Engineering Thermodynamics
If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called

Free expansion
Hyperbolic expansion
Adiabatic expansion
Parabolic expansion

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Engineering Thermodynamics
The efficiency of Diesel cycle depends upon

Cut-off ratio and compression ratio
Compression ratio
Pressure ratio
Temperature limits

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MORE MCQ ON Engineering Thermodynamics

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