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.

The discharge through a semi-circular weir varies as (where, H = Head of liquid.) ?

A H

B H2

C H3/2

D H1/2

Review Detailed Answer

Correct Answer: H

Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?

A Press

B Turbine

C Pump

D Coupling

Review Detailed Answer

Correct Answer: Press

Multistage compressors are used in industry, because they____________________?

A Reduce the cost of compressor

B Reduce the size requirement

C Resemble closely to isothermal compression

D Are easy to control

Review Detailed Answer

Correct Answer: Resemble closely to isothermal compression

Dimension of kinematic viscosity is_____________________?

A MLT-1

B L2T-1

C L2T

D L2T-2

Review Detailed Answer

Correct Answer: L2T-1

In case of Couette flow, the fluid flow is between two large flat parallel plates with___________________?

A Top plate moving and the bottom plate fixed

B Bottom plate moving and the top plate fixed

C Both the plates fixed

D Both the plates moving

Review Detailed Answer

Correct Answer: Top plate moving and the bottom plate fixed

Weber number is the ratio of inertial force to _____________ force?

A Surface tension

B Gravity

C Viscous

D Elastic

Review Detailed Answer

Correct Answer: Surface tension

Potential flow is the flow of______________?

A Compressible fluids with shear

B Compressible fluids with no shear

C Incompressible fluids with shear

D Incompressible fluids with no shear

Review Detailed Answer

Correct Answer: Incompressible fluids with no shear

Prandtl number is a measure of the__________________?

A Heat conduction to viscosity of a fluid

B Cp/Cv of a fluid

C Elastic force to pressure force in the fluid flow

D Inertial force to elastic force in the fluid flow

Review Detailed Answer

Correct Answer: Heat conduction to viscosity of a fluid

The head loss in turbulent flow in pipe is proportional to(where, V = velocity of fluid through the pipe) ?

A V2

B 1/V2

C 1/V

D V

Review Detailed Answer

Correct Answer: V2

Gradually varying fluid flow is an example of ____________ flow?

A Non-steady uniform

B Non-steady non-uniform

C Steady uniform

D Steady non-uniform

Review Detailed Answer

Correct Answer: Non-steady uniform

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

The discharge through a semi-circular weir varies as (where, H = Head of liquid.) ?

Hydraulic _____________ works on the principle of Pascal’s law of transmission of fluid pressure?

Multistage compressors are used in industry, because they____________________?

Dimension of kinematic viscosity is_____________________?

In case of Couette flow, the fluid flow is between two large flat parallel plates with___________________?

Weber number is the ratio of inertial force to _____________ force?

Potential flow is the flow of______________?

Prandtl number is a measure of the__________________?

The head loss in turbulent flow in pipe is proportional to(where, V = velocity of fluid through the pipe) ?

Gradually varying fluid flow is an example of ____________ flow?