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Engineering Thermodynamics

Engineering Thermodynamics
If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly

Temperature
Internal energy
Entropy
Enthalpy

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Engineering Thermodynamics
The compression ratio is the ratio of

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

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Engineering Thermodynamics
Carnot cycle efficiency is maximum when

Difference between initial and final temperature is 0°K
Initial temperature is 0°K
Final temperature is 0°C
Final temperature is 0°K

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Engineering Thermodynamics
Which of the following processes is irreversible process?

Adiabatic
Isothermal
All of these
Throttling

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Engineering Thermodynamics
The specific heat of air increases with increase in

Pressure
Variation of its constituents
Temperature
Both pressure and temperature

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Engineering Thermodynamics
The first law of thermodynamics is the law of

Conservation of energy
Conservation of mass
Conservation of momentum
Conservation of heat

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MORE MCQ ON Engineering Thermodynamics

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