Q. In an axial flow reaction turbine, the water flows __________ to the axis of the wheel.

View solution

Q. The air vessel, in a reciprocating pump, is a cast iron closed chamber having an opening at its base.

View solution

Q. A double overhung Pelton wheel has

View solution

Q. Manometric head is the actual head of water against which a centrifugal pump has to work.

View solution

Q. The hydraulic efficiency of an impulse turbine is the

View solution

Q. The overall efficiency for a Pelton wheel lies between

View solution

Q. Which of the following statement is wrong ?

View solution

Q. Which of the following statement is correct as regard to water wheels?

View solution

Q. Slip of a reciprocating pump is negative, when

View solution

Q. Which of the following is not an impulse turbine?

View solution

Q. A hydraulic accumulator is a device used to store __________ energy which may be supplied to a machine later on.

View solution

Q. The Furneyron turbine is __________ reaction turbine.

View solution

Q. The discharge through a turbine is

View solution

Q. The cavitation in a hydraulic machine is mainly due to

View solution

Q. The unit speed of the turbine runner is

View solution

Q. In a centrifugal pump, the regulating valve is provided on the

View solution

Q. A Francis turbine is an outward flow reaction turbine.

View solution

Q. The specific speed (Ns) of a centrifugal pump is given by

View solution

Q. Which of the following hydraulic unit is used for transmitting increased or decreased torque to the driven shaft?

View solution

Q. The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is

View solution