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Chemical Engineering Thermodynamics

Chemical Engineering Thermodynamics
Keeping the pressure constant, to double the volume of a given mass of an ideal gas at 27°C, the temperature should be raised to __________ °C.

270
540
327
300

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

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Chemical Engineering Thermodynamics
As pressure approaches zero, the ratio of fugacity to pressure (f/P) for a gas approaches

Infinity
Zero
Unity
An indeterminate value

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Chemical Engineering Thermodynamics
Which of the following has the least thermal efficiency?

Steam engine
Carnot engine
Otto engine
Diesel engine

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Chemical Engineering Thermodynamics
What is the ratio of adiabatic compressibility to isothermal compressibility?

>> 1
> 1
< 1
1

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Chemical Engineering Thermodynamics
Van Laar equation deals with the activity co-efficients in

Ternary solutions
None of these
Azeotropic mixture only
Binary solutions

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MORE MCQ ON Chemical Engineering Thermodynamics

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