Fluid Mechanics MCQs Quiz 35

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Question 1

Momentum Transfer In Laminar Flow Of Fluids Results Due To The---------?

Score: 0 of 1
Your answerChoice

None Of These

Selected

Viscosity

Velocity Gradient

Density

Question 2

Most Commonly Used Joint In The Underground Pipe Lines Is The--------?

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Your answerChoice

Coupling

Sleeve Joint

Selected

Expansion Joint

Flange

Question 3

Most Of The Centrifugal Pumps Used In Chemical Plants Are Usually -------- Driven?

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Your answerChoice

Gas Turbine

Selected

Electric Motor

Steam

Diesel Engine

Question 4

Multistage Centrifugal Pumps Are Generally Used For--------?

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Your answerChoice

High Head

Low Head But High Discharge

Selected

Highly Viscous Liquid

Slurries Of High Solid Concentration

Question 5

Multistage Compressors Are Used In Industry, Because They--------?

Score: 1 of 1
Your answerChoice

Reduce The Size Requirement

Selected

Resemble Closely To Isothermal Compression

Reduce The Cost Of Compressor

Are Easy To Control

Question 6

N. Second/M2 Is-----------?

Score: 0 of 1
Your answerChoice

The S.I. Unit Of Kinematic Viscosity

Equivalent To One Stoke

Selected

Equivalent To One Poise

The S.I. Unit Of Dynamic Viscosity

Question 7

Nature Of Fluid Flow During The Opening Of A Valve In A Pipeline Is---------?

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Your answerChoice

Unsteadysteady

Selected

Laminar

Steady

Unsteady

Question 8

Navier-Stokes Equation Is Useful In The Analysis Of --------- Fluid Flow Problems?

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Your answerChoice

Turbulent

Non-Viscous

Selected

Rotational

Viscous

Question 9

Net Positive Suction Head (Npsh) Of A Centrifugal Pump Must Be--------?

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Your answerChoice

Less Than Barometric Pressure

Selected

Equal To The Vapour Pressure Of The Liquid

Less Than The Vapour Pressure Of The Liquid

Greater Than The Vapour Pressure Of The Liquid

Question 10

Newton’S Law Of Viscosity Relates The--------?

Score: 0 of 1
Your answerChoice

Shear Stress And Velocity

Selected

Velocity Gradient And Pressure Intensity

Shear Stress And Rate Of Angular Deformation In A Fluid

Pressure Gradient And Rate Of Angular Deformation

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