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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Claude's liquefaction process employs the cooling of gases by

Expansion in an engine
Throttling
None of these
Following a constant pressure cycle

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Chemical Engineering Thermodynamics
Work done may be calculated by the expression ∫p dA for __________ processes.

Non-flow reversible
Both A and B
Neither A nor B
Adiabatic

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Chemical Engineering Thermodynamics
At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure.

Remains unchanged
Increases
Decreases
May increase or decrease; depends on the gas

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Chemical Engineering Thermodynamics
In an ideal refrigeration cycle, the change in internal energy of the fluid is

-ve
Either of the above three ; depends on the nature of refrigerant
+ve

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Chemical Engineering Thermodynamics
The total change in the enthalpy of a system is independent of the

Number of intermediate chemical reactions involved
State of combination and aggregation in the beginning and at the end of the reaction
None of these
Pressure and temperature

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Chemical Engineering Thermodynamics
Which of the following units is not present in both the vapor compression refrigeration system and absorption refrigeration system ?

Refrigerator
Compressor
Expansion valve
Condenser

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