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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Any substance above its critical temperature exists as

Liquid
Gas
Solid
Saturated vapour

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Chemical Engineering Thermodynamics
Throttling process is a/an __________ process.

Reversible and constant entropy
Irreversible and constant enthalpy
Reversible and constant enthalpy
Reversible and isothermal

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Chemical Engineering Thermodynamics
Gases are cooled in Joule-Thomson expansion, when it is __________ inversion temperature.

At
Below
Either B or C
Above

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Chemical Engineering Thermodynamics
Compressibility factor of a gas is

Not a function of its pressure
Unity, if it follows PV = nRT
Not a function of its nature
Not a function of its temperature

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Chemical Engineering Thermodynamics
In a working refrigerator, the value of COP is always

> 1
< 0
< 1

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Chemical Engineering Thermodynamics
Heat evolved/absorbed during conversion of a substance from one allotropic form to another is termed as the heat of

None of these
Vaporisation
Fusion
Transition

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MORE MCQ ON Chemical Engineering Thermodynamics

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