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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
The Carnot co-efficient of performance (COP) of a domestic air conditioner compared to a household refrigerator is

Same
Dependent on climatic conditions
Less
More

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Chemical Engineering Thermodynamics
Claude gas liquefaction process employs cooling

At constant pressure
By throttling
By expansion in an engine
None of these

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Chemical Engineering Thermodynamics
A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.

Open
None of these
Isolated
Closed

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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 Joule-Thomson porous plug experiment, the

Entire apparatus is exposed to surroundings
Enthalpy does not remain constant
None of these
Temperature remains constant

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Chemical Engineering Thermodynamics
With increase in temperature, the atomic heat capacities of all solid elements

Decreases linearly
Remains unchanged
Increases
Decreases

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