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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following processes is irreversible process?

Adiabatic
Throttling
All of these
Isothermal

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Engineering Thermodynamics
If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant

Pressure
Enthalpy
Volume
Temperature

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

0°C
20°C
40°C
80°C

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Engineering Thermodynamics
In an irreversible process, there is a

No gain of heat
Gain of heat
No loss of heat
Loss of heat

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Engineering Thermodynamics
The gas constant (R) is equal to the

Ratio of two specific heats
Product of two specific heats
Difference of two specific heats
Sum of two specific heats

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Engineering Thermodynamics
The compression ratio is the ratio of

Total volume to swept volume
Swept volume to clearance volume
Swept volume to total volume
Total volume to clearance volume

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MORE MCQ ON Engineering Thermodynamics

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