Curioustab

Home » Mechanical Engineering » Hydraulic Machines

Dynamic similarity is said to exist between the model and the prototype, if both of them

have identical velocities
are equal in size and shape
are identical in shape, but differ only in size
none of the above

Correct Answer: none of the above

← Previous Question Next Question→

More Questions from Hydraulic Machines

If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have.
If the Francis turbine is run below 50 percent head for a long period, it will not only lose its efficiency but also the cavitation danger will become more serious.
If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is
The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is __________ of the jet velocity,
A hydraulic intensifier is a device used to increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure.
Which of the following statement is correct as regard to water wheels?
The hydraulic efficiency of an impulse turbine is the
Which of the following statement is wrong?
The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared to that when the plate is normal to jet, is
The efficiency of a reaction turbine for a given head __________ with the increase in speed.

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion