Braking jet in an impulse turbine is used

Related MCQs

• The overall efficiency of an impulse turbine is the ratio of the actual power produced by the turbine to the energy actually supplied by the turbine.
• In an impulse turbine, the jet of water impinges on the bucket with a low velocity and after flowing over the vanes, leaves with a high velocity.
• The maximum number of jets, generally, employed in an impulse turbine without jet interference are
• The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which
• An impulse turbine is used for
• The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship, will be maximum when the relative velocity of the jet and ship is equal to twice the velocity of the ship.
• A jet of water is striking at the centre of a curved vane moving with a uniform velocity in the direction of jet. For the maximum efficiency, the vane velocity is
• A jet of water enters and leaves a fixed curved vane tangentially. The force of jet along perpendicular to the vane is zero.
• In an impulse turbine, the pressure of water both at entering and leaving the vanes, is atmospheric.
• Which of the following is not an impulse turbine?