The flow ratio of Francis turbine is defined as the ratio of the

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

Theoretical velocity of jet to the velocity of flow at inlet

Velocity of flow at inlet to the theoretical jet velocity

Velocity of runner at inlet to the velocity of flow at inlet

None of the above

Correct Answer : Option (B) : Velocity of flow at inlet to the theoretical jet velocity

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