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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The value of Joule-Thomson co-efficient, in case where cooling occurs after the throttling process is

+ve
∞
-ve

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Chemical Engineering Thermodynamics
In the equation, PVn = constant, if the value of n = 1, then it represents a reversible __________ process.

Isothermal
Polytropic
Isobaric
Adiabatic

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Chemical Engineering Thermodynamics
The value of Cp & Cv respectively for monoatomic gases in Kcal/kg Mole . °K are

5 & 3
0.66 & 1.987
3.987 & 1.987
1.987 & 0.66

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Chemical Engineering Thermodynamics
Third law of thermodynamics is concerned with the

Direction of energy transfer
Value of absolute entropy
None of these
Energy transfer

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Chemical Engineering Thermodynamics
The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is

∞
-ve
+ve

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Chemical Engineering Thermodynamics
Helmholtz free energy (A) is defined as

A = H - TS
A = E - TS
None of these
A = H + TS

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