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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
For any system, what is the minimum number of degrees of freedom?

1
0
3
2

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Chemical Engineering Thermodynamics
When a system in equilibrium is subjected to a change in temperature, pressure or concentration, the equilibrium is displaced in a direction which tends to undo the effect of the change. This is called the

Arrehenius hypothesis
Law of corresponding state
Kopp's rule
Le-Chatelier principle

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

Isobaric
Polytropic
Adiabatic
Isothermal

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Chemical Engineering Thermodynamics
Ideal refrigeration cycle is

Same as reverse Carnot cycle
Dependent on the refrigerant's properties
Same as Carnot cycle
The least efficient of all refrigeration processes

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Chemical Engineering Thermodynamics
(∂T/∂P)H is the mathematical expression for

Joule-Thompson co-efficient
Specific heat at constant pressure (Cp)
Specific heat at constant volume (Cv)
None of these

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Chemical Engineering Thermodynamics
Joule-Thomson co-efficient for a perfect gas is

None of these
Negative
Positive
Zero

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