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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

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.

A solid is transformed into vapour without going to the liquid phase at_________________?

A Triple point

B Boiling point

C Below triple point

D Always

Review Detailed Answer

Correct Answer: Triple point

A Carnot cycle consists of the following steps ?

A Two isothermal and two isentropic

B Two isobaric and two isothermal

C Two isochoric and two isobaric

D Two isothermals and two isochoric

Review Detailed Answer

Correct Answer: Two isothermal and two isentropic

“The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances”. This is the_________________?

A Lewis-Randall rule

B Statement of Van’t Hoff Equation

C Le-Chatelier’s principle

D None of these

Review Detailed Answer

Correct Answer: None of these

Claude’s liquefaction process employs the cooling of gases by__________________?

A Expansion in an engine

B Following a constant pressure cycle

C Throttling

D None of these

Review Detailed Answer

Correct Answer: Expansion in an engine

The shape of T-S diagram for Carnot Cycle is a__________________?

A Rectangle

B Rhombus

C Trapezoid

D Circle

Review Detailed Answer

Correct Answer: Rectangle

Trouton’s ratio of ______________ liquids is calculated using Kistyakowsky equation?

A Polar

B Non-polar

C Both A. & B

D Neither A. nor B

Review Detailed Answer

Correct Answer: Non-polar

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_________________?

A 30554

B 10373

C 4988.4

D 4364.9

Review Detailed Answer

Correct Answer: 10373

Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The ratio of chemical potential to free energy of a pure substance at constant temperature and pressure is________________?

A 0

B 1

C ∞

D None of these

Review Detailed Answer

Correct Answer: 1

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?

A 349

B 651

C 667

D 1000

Review Detailed Answer

Correct Answer: 349

A gas mixture of three components is brought in contact with a dispersion of an organic phase in water. The degree of freedom of the system is______________?

A 3

B 4

C 5

D 6

Review Detailed Answer

Correct Answer: 3

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

A solid is transformed into vapour without going to the liquid phase at_________________?

A Carnot cycle consists of the following steps ?

“The rate at which a substance reacts is proportional to its active mass and the rate of a chemical reaction is proportional to the product of active masses of the reacting substances”. This is the_________________?

Claude’s liquefaction process employs the cooling of gases by__________________?

The shape of T-S diagram for Carnot Cycle is a__________________?

Trouton’s ratio of ______________ liquids is calculated using Kistyakowsky equation?

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_________________?

Chemical potential (an intensive property) of a substance is a force that drives the chemical system to equilibrium and is equal to its partial molar properties. The ratio of chemical potential to free energy of a pure substance at constant temperature and pressure is________________?

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is_________________?

A gas mixture of three components is brought in contact with a dispersion of an organic phase in water. The degree of freedom of the system is______________?