Fluid Mechanics mcqs

In The Newton’S Law Range, The Terminal Velocity Of A Solid Spherical Particle Falling Through A Stationary Fluid Mass Is ---------- The Fluid Viscosity?

In The Newton’S Law Range, The Terminal Velocity Of A Solid Spherical Particle Falling Through A Stationary Fluid Mass Is ---------- The Fluid Viscosity

Independent Of

Directly Proportional To

The Square Root Of

Inversely Proportional To

In The Laminar Boundary Layer Flow Over A Flat Plate, The Ratio (Δ/X) Varies As: (Where, ‘Δ’ Is The Boundary Layer Thickness And ‘X’ Is The Distance From The Leading Edge In The Direction Of Flow)?

In The Laminar Boundary Layer Flow Over A Flat Plate, The Ratio (Δ/X) Varies As: (Where, ‘Δ’ Is The Boundary Layer Thickness And ‘X’ Is The Distance Fro

Re

√Re

Re-1/2

1/Re

In Newton’S Law Range, The Terminal Velocity Of A Solid Spherical Particle Falling Through A Stationary Fluid Mass Varies As The ---------- Of Its Diameter?

In Newton’S Law Range, The Terminal Velocity Of A Solid Spherical Particle Falling Through A Stationary Fluid Mass Varies As The ---------- Of Its Diame

Inverse

Square Root

Second Power

First Power

In Centrifugal Pump Operation, The Cavitation Can Be Eliminated By Maintaining Suction Pressure ---------- The Vapor Pressure Of The Liquid At The Suction Temperature?

In Centrifugal Pump Operation, The Cavitation Can Be Eliminated By Maintaining Suction Pressure ---------- The Vapor Pressure Of The Liquid At The Sucti

Lower Than

Equal To

None Of These

Higher Than

In Case Of Unsteady Fluid Flow, Conditions & Flow Pattern Change With The Passage Of Time At A Position In A Flow Situation. Which Of The Following Is An Example Of Unsteady Flow ?

In Case Of Unsteady Fluid Flow, Conditions & Flow Pattern Change With The Passage Of Time At A Position In A Flow Situation.

Water Flow In The Suction And Discharge Pipe Of A Reciprocating Pump

Low Velocity Flow Of A Highly Viscous Liquid Through A Hydraulically Smooth Pipe

Water Discharge From A Vertical Vessel In Which Constant Level Is Maintained

Discharge Of Water By A Centrifugal Pump Being Run At A Constant Rpm

In Case Of Turbulent Flow Of Fluid Through A Circular Pipe, The ----------?

In Case Of Turbulent Flow Of Fluid Through A Circular Pipe, The ----------?

Skin Friction Drag, Shear Stresses, Random Orientation Of Fluid Particles And Slope Of Velocityprofile At The Wall Are More

Point Of Maximum Instability Exists At A Distance Of 2r/3 From The Pipe Wall (R = Pipe Radius)

Mean Flow Velocity Is About 0.5 Times The Maximum Velocity

Velocity Profile Becomes Flatter And Flatter With Increasing Reynolds Number

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