The flow in a pipe or channel is said to be non-uniform when

Mechanical Engineering : Hydraulics and Fluid Mechanics - Quiz(MCQ)

each liquid particle has a definite path

the quantity of liquid flowing per second is constant

the liquid particles at different sections have different velocities

the liquid particles at all sections have the same velocities

Correct Answer : Option (C) : the liquid particles at different sections have different velocities

Recently Updated in Hydraulics and Fluid Mechanics Questions

Free surface of a liquid tends to contract to the smallest possible area due to force of

Friction

Surface tension

Viscosity

Cohesion

Correct Answer : Surface tension

Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?

Kaplan turbine

Pelton wheel

Francis turbine

None of the above

Correct Answer : Francis turbine

If 850 kg liquid occupies volume of one cubic meter, men 0.85 represents its

Specific mass

Specific gravity

Specific weight

Specific density

Correct Answer : Specific gravity