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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Entropy is a/an

Macroscopic property
State function
None of these
Extensive property

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Chemical Engineering Thermodynamics
Ideal refrigeration cycle is

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

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Chemical Engineering Thermodynamics
Throttling (Joule-Thomson effect) process is a constant __________ process.

Entropy
None of these
Enthalpy
Pressure

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Chemical Engineering Thermodynamics
Degress of freedom at triple point will be

Zero
3
2
1

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Chemical Engineering Thermodynamics
The unity of Planck's constant 'h' in the equation, E = hv is

J/kmol
J.S
Kmol/J
J/s

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Chemical Engineering Thermodynamics
Refrigerants commonly used for domestic refrigerators are

Freon-12
Ethyl chloride or methyle chloride
NH₃ or CO₂
Propane

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