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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Domestic refrigerator usually works on the __________ refrigeration cycle.

Absorption
Vapour-ejection
Air
Carnot

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Chemical Engineering Thermodynamics
A chemical reaction will occur spontaneously at constant pressure and temperature, if the free energy is

Positive
Negative
Zero
None of these

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Chemical Engineering Thermodynamics
y = specific heat ratio of an ideal gas is equal to

1 + (R/CV)
Cp/(CP-R)
Cp/Cv
All of these

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Chemical Engineering Thermodynamics
The expression for the work done for a reversible polytropic process can be used to obtain the expression for work done for all processes, except reversible __________ process.

Isothermal
Adiabatic
Isobaric
None of these

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

At
Below
Above
Either B or C

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Chemical Engineering Thermodynamics
At triple point (for one component system), vapour pressure of solid as compared to that of liquid will be

Less
Same
More or less ; depending on the system
More

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