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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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Chemical Engineering MCQs designed for job test and interview preparation, particularly for fresh graduates, students, and candidates appearing in competitive exams. These multiple-choice questions cover important topics such as the fundamentals of chemical engineering, chemical processes, chemical reactions, process control, and instrumentation, along with other key concepts in the field.

All Topics  9594

For a reversible process involving only pressure-volume work____________________?
A (dF)T, p 0
B
C (dF)T, p = 0
D (dA)T, v < 0
Correct Answer: (dF)T, p = 0
Which is an example of closed system ?
A Air compressor
B Liquid cooling system of an automobile
C Boiler
D None of these
Correct Answer: Liquid cooling system of an automobile
Work done in an adiabatic process between two states depends on the__________________?
A Rate of heat transmission
B Initial state only
C End states only
D None of these
Correct Answer: End states only
Fugacity and pressure are numerically not equal for the gases__________________?
A At low temperature and high pressure
B At standard state
C Both A. and B
D In ideal state
Correct Answer: Both A. and B
For an ideal gas, the enthalpy__________________?
A Increases with rise in pressure
B Decreases with rise in pressure
C Is independent of pressure
D Is a path function
Correct Answer: Is independent of pressure
Clapeyron Equation deals with the____________________?
A Rate of change of vapour pressure with temperature
B Effect of an inert gas on vapour pressure
C Calculation of ΔF for spontaneous phase change
D Temperature dependence of heat of phase transition
Correct Answer: Rate of change of vapour pressure with temperature
Third law of thermodynamics is concerned with the__________________?
A Value of absolute entropy
B Energy transfer
C Direction of energy transfer
D None of these
Correct Answer: Value of absolute entropy
Fugacity and pressure are numerically equal, when the gas is____________________?
A In standard state
B At high pressure
C At low temperature
D In ideal state
Correct Answer: In ideal state
Activity co-efficient is a measure of the____________________?
A Departure from ideal solution behaviour
B Departure of gas phase from ideal gas law
C Vapour pressure of liquid
D None of these
Correct Answer: Departure from ideal solution behaviour
If two pure liquid constituents are mixed in any proportion to give an ideal solution, there is no change in____________________?
A Volume
B Enthalpy
C Both A. & B
D Neither A. nor B
Correct Answer: Both A. & B
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