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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
Air enters an adiabatic compressor at 300K. The exit temperature for a compression ratio of 3, assuming air to be an ideal gas (Y = Cp/Cv = 7/5) and the process to be reversible, is

300(33/5)
300(32/7)
300(33/7)
300(35/7)

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Chemical Engineering Thermodynamics
Degree of freedom of the system ice-water-vapour will be

1
2
0
3

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Chemical Engineering Thermodynamics
Degree of freedom of a system consisting of a gaseous mixture of H₂ and NH₃ will be

2
1
0
3

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

Isometric
Isothermal
Isentropic
Adiabatic

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Chemical Engineering Thermodynamics
A gas can be liquified by pressure alone only, when its temperature is __________ its critical temperature.

More than
Less than
Equal to or higher than
Less than or equal to

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