Fluid Mechanics MCQ Questions & Answers

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Each section contains 100 MCQs on Fluid Mechanics .

Pressure gradient in the pipe flow is influenced by the

A) Diameter of pipe B) Velocity of the fluid C) Density & viscosity of the fluid D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

In case of supersonic flow of a fluid through pipeline, the 'Mach number' is

A) 0 B) 1 C) < 1 D) > 1

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Plunger pumps are used for

A) Higher pressure B) Slurries C) Viscous mass D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Bernoull's equation does not apply to the functioning of a/an

A) Venturimeter B) Orificem C) Pitot tube D) None of these

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

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

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Power number is the ratio of

A) Drag stress to inertial stress B) Inertial stress to drag stress C) Inertial stress to gravitational stress D) Gravitational stress to drag stress

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Prandtl mixing length is

A) Applicable to laminar flow problems B) A universal constant C) Zero at the pipe wall D) None of these

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Unsteady uniform flow is represented by flow through a/an

A) Long pipe at constant rate B) Long pipe at decreasing rate C) Expanding tube at increasing rate D) Expanding tube at constant rate

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Unsteady non-uniform flow is represented by flow through a/an

A) Long pipe at constant rate B) Long pipe at decreasing rate C) Expanding tube at increasing rate D) Expanding tube at constant rate

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

Steady uniform flow is represented by flow through a/an

A) Long pipe at constant rate B) Long pipe at decreasing rate C) Expanding tube at constant rate D) None of these

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

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Fluid Mechanics MCQ Questions & Answers | Chemical Engineering