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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
The root mean square speed of molecules of a gas is equal to (where, m = mass of the molecule K = Boltzman's constant, T = absolute temperature)

√(2KT/m)
3KT/m
√(6KT/m)
√(3KT/m)

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Chemical Engineering Thermodynamics
On opening the door of an operating refrigerator kept in a closed room, the temperature of the room will

Increase
Remain same
Decrease
Increase in summer and will decrease in winter

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Chemical Engineering Thermodynamics
PVγ = Constant (where, γ = Cp/Cv) is valid for a/an __________ process.

Isentropic
Isothermal
Isobaric
Adiabatic

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Chemical Engineering Thermodynamics
Second law of thermodynamics is concerned with the

Irreversible processes only
Non-cyclic processes only
Direction of energy transfer
Amount of energy transferred

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Chemical Engineering Thermodynamics
A gas shows deviation from ideal behaviour at

Low pressure and high temperature
High temperature and high pressure
Low pressure and low temperature
Low temperature and high pressure

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