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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.

Which of the following decreases with increase in pressure ?

A Melting point of ice

B Melting point of wax

C Boiling point of liquids

D None of these

Review Detailed Answer

Correct Answer: Melting point of ice

Near their critical temperatures, all gases occupy volumes _____________ that of the ideal gas?

A Less than

B Same as

C More than

D Half

Review Detailed Answer

Correct Answer: Less than

The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?

A 3

B 2

C 1

D 0

Review Detailed Answer

Correct Answer: 1

Boiling of liquid is accompanied with increase in the__________________?

A Vapor pressure

B Specific Gibbs free energy

C Specific entropy

D All (A), B. and (C)

Review Detailed Answer

Correct Answer: Vapor pressure

Refrigeration capacity of a household refrigerator may be round about _____________ tons?

A 0.15

B 1.5

C 4.5

D 6.5

Review Detailed Answer

Correct Answer: 0.15

Which is not constant for an ideal gas ?

A (∂P/∂V)T

B (∂V/∂T)P

C (∂P/∂V)V

D All (A), B. & (C)

Review Detailed Answer

Correct Answer: (∂P/∂V)T

Any substance above its critical temperature exists as _____________________?

A Saturated vapour

B Solid

C Gas

D Liquid

Review Detailed Answer

Correct Answer: Gas

Clausius-Clapeyron Equation gives accurate result, when the __________________?

A Vapour pressure is relatively low and the temperature does not vary over wide limits

B Vapour obeys the ideal gas law and the latent heat of vaporisation is constant

C Volume in the liquid state is negligible compared with that in the vapour state

D All A, B. and C

Review Detailed Answer

Correct Answer: All A, B. and C

The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is____________________?

A 0

B +ve

C -ve

D ∞

Review Detailed Answer

Correct Answer: +ve

In polytropic process (PVn = constant), if n = 1; it means a/an ______________ process?

A Adiabatic

B Reversible

C Isothermal

D None of these

Review Detailed Answer

Correct Answer: Isothermal

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

Which of the following decreases with increase in pressure ?

Near their critical temperatures, all gases occupy volumes _____________ that of the ideal gas?

The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?

Boiling of liquid is accompanied with increase in the__________________?

Refrigeration capacity of a household refrigerator may be round about _____________ tons?

Which is not constant for an ideal gas ?

Any substance above its critical temperature exists as _____________________?

Clausius-Clapeyron Equation gives accurate result, when the __________________?

The difference between isothermal compressibility and adiabatic compressibility for an ideal gas is____________________?

In polytropic process (PVn = constant), if n = 1; it means a/an ______________ process?