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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
One mole of nitrogen at 8 bar and 600 K is contained in a piston-cylinder arrangement. It is brought to 1 bar isothermally against a resisting pressure of 1 bar. The work done (in Joules) by the gas is

30554
10373
4988.4
4364.9

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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
What is the degree of freedom for two mis-cible (non-reacting) substances in vapor-liquid equilibrium forming an azeotrope?

3
1
2

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Chemical Engineering Thermodynamics
The number of degree of freedom for an azeotropic mixture of ethanol and water in vapour-liquid equilibrium, is

2
1
0
3

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Chemical Engineering Thermodynamics
The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria is/are

Three
Zero
Two
One

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

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