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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.

The discharge through a rectangular weir varies as ___________________?

A H1/2

B H5/2

C H2/5

D H3/2

Review Detailed Answer

Correct Answer: H3/2

A Venturimeter measures the___________________?

A Velocity head

B Pressure

C Point velocity

D None of these

Review Detailed Answer

Correct Answer: None of these

In an incompressible flow of fluid, the fluid ________________?

A Temperature remains constant

B Compressibility is greater than zero

C Density does not change with pressure & temperature

D Is frictionless

Review Detailed Answer

Correct Answer: Density does not change with pressure & temperature

An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonian fluid beyond yield stress. Which of the following is an ideal plastic ?

A Sewage sludge

B Rubber latex

C Blood

D Sugar solution

Review Detailed Answer

Correct Answer: Sewage sludge

In which of the following cases, it is possible for flow to occur from low pressure to high pressure ?

A Flow of liquid upward in a vertical pipe

B Flow through a converging section

C Flow of air downward in a pipe

D Impossible in a constant cross-section conduit

Review Detailed Answer

Correct Answer: Flow through a converging section

Two piping system are said to be equivalent, when the ______________ are same?

A Fluid flow rate & friction loss

B Length & friction factor

C Diameter & friction factor

D Length & diameter

Review Detailed Answer

Correct Answer: Fluid flow rate & friction loss

Ratio of inertial forces to surface tension forces is called the _____________ number?

A Euler

B Froude

C Mach

D Weber

Review Detailed Answer

Correct Answer: Weber

Normal depth in open channel flow is the depth of flow in the channel ____________________?

A Corresponding to uniform flow

B Measured normal to the channel bed

C Corresponding to steady flow

D None of these

Review Detailed Answer

Correct Answer: Corresponding to uniform flow

Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) ?

A √d

B d1/3

C d2

D d2/3

Review Detailed Answer

Correct Answer: √d

____________ flow means the flow of incompressible fluid with no shear ?

A Potential

B Streamline

C Creep

D Boundary layer

Review Detailed Answer

Correct Answer: Potential

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Chemical Engineering Mcqs 9594 MCQs [All-Courses]

All Topics 9594

All Topics 9594

The discharge through a rectangular weir varies as ___________________?

A Venturimeter measures the___________________?

In an incompressible flow of fluid, the fluid ________________?

An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonian fluid beyond yield stress. Which of the following is an ideal plastic ?

In which of the following cases, it is possible for flow to occur from low pressure to high pressure ?

Two piping system are said to be equivalent, when the ______________ are same?

Ratio of inertial forces to surface tension forces is called the _____________ number?

Normal depth in open channel flow is the depth of flow in the channel ____________________?

Boundary layer thickness in laminar flow over a flat plate increases as(where, d = distance from the leading edge.) ?

____________ flow means the flow of incompressible fluid with no shear ?