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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

Pick out the wrong statement. A. The conversion for a gas phase reaction increases with decrease in pressure, if there is an increase in volume accompanying the reaction________________?
A
B With increase in temperature, the equilibrium constant increases for an exothermic reaction
C The equilibrium constant of a reaction depends upon temperature only
D The conversion for a gas phase reaction increases with increase in pressure, if there is a
Correct Answer: With increase in temperature, the equilibrium constant increases for an exothermic reaction
Heat of formation of an element in its standard state is___________________?
A 0
B 0
C
D A function of pressure
Correct Answer: 0
An isolated system can exchange ______________ with its surroundings?
A Matter
B Energy
C Neither matter nor energy
D Both matter and energy
Correct Answer: Neither matter nor energy
Kopp’s rule is used to calculate the heat capacity of___________________?
A Solids
B Liquids
C Gases
D All (A), B. & (C)
Correct Answer: Solids
Chemical potential of ith component of a system is given by________________?
A μi = (∂F/∂ni)T, P, ni
B μi = (∂A/∂ni)T, P, ni
C μi = (∂F/∂ni)T, P
D μi = (∂A/∂ni)T, P
Correct Answer: μi = (∂F/∂ni)T, P, ni
Efficiency of a Carnot engine working between temperatures T1 and T2 (T1 < T) is ________________?
A (T2 – T1)/T2
B (T2 – T1)/T1
C (T1 – T2)/T2
D (T1 – T2)/T1
Correct Answer: (T2 – T1)/T2
Pick out the wrong statement_________________?
A Phase rule variables are intensive properties
B Heat and work are both state function
C The work done by expansion of a gas in vacuum is zero
D CP and CV are state function
Correct Answer: Heat and work are both state function
A solute distributes itself between two non-miscible solvents in contact with each other in such a way that, at a constant temperature, the ratio of its concentrations in two layers is constant, irrespective of its total amount”. This is_________________?
A The distribution law
B Followed from Margules equation
C A corollary of Henry’s law
D None of these
Correct Answer: The distribution law
The partial molar enthalpy of a component in an ideal binary gas mixture of composition Z, at a temperature T and pressure P, is a function only of________________?
A T
B T and P
C T, P and Z
D T and Z
Correct Answer: T
A refrigeration cycle is the same as a _____________ cycle?
A Turbine
B Heat engine
C Reversed heat engine
D None of these
Correct Answer: Reversed heat engine
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