Fluid Mechanics mcqs

What Type Of Motion The Fluid Element Undergoes, When It Changes From One Position To Another Position, Such That The Angle Between The Two Sides Changes ?

What Type Of Motion The Fluid Element Undergoes, When It Changes From One Position To Another Position, Such That The Angle Between The Two Sides Change

Angular Deformation

Translation

Rotation

Linear Deformation

What Is The Shear Rate At The Pipe Wall, In Case Of Laminar Flow Of Newtonian Fluids In A Pipe Of Diameter ‘D’ & Length ‘L’ Incurring A Pressure Drop ‘Δp’ With Average Velocity ‘Vavg’ ?

What Is The Shear Rate At The Pipe Wall, In Case Of Laminar Flow Of Newtonian Fluids In A Pipe Of Diameter ‘D’ & Length ‘L’ Incurring A Pressure Dro

D Δp/8l

8 Vavg/D

D Δp/4l

4 Vavg/D

What Is The Ratio Of Total Kinetic Energy Of Fluid Passing Per Second To The Value Obtained On The Basis Of Average Velocity (For Laminar Flow Through A Circular Pipe) ?

What Is The Ratio Of Total Kinetic Energy Of Fluid Passing Per Second To The Value Obtained On The Basis Of Average Velocity (For Laminar Flow Through A

0.5

1

1.5

2

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