In a reaction turbine, the pressure head of water, while flowing over the vanes, is converted into kinetic head before leaving the wheel.

Related MCQs

• In a reaction turbine, the water enters the wheel under pressure and flows over the vanes.
• In an impulse turbine, the pressure of water both at entering and leaving the vanes, is atmospheric.
• In the casing of a centrifugal pump, the kinetic energy of the water is converted into pressure energy before the water leaves the casing.
• 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.
• A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit power of the wheel is
• The function of guide vanes in a reaction turbine is to
• A Kaplan turbine is an axial flow reaction turbine.
• A Francis turbine is an outward flow reaction turbine.
• The breast water wheels are those in which the wheel runs partly by the weight of water and partly by the impulse of water.
• The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which