The function of guide vanes in a reaction turbine is to

Related MCQs

• In a reaction turbine, the pressure head of water, while flowing over the vanes, is converted into kinetic head before leaving the wheel.
• In a reaction turbine, the water enters the wheel under pressure and flows over the vanes.
• 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.
• In an impulse turbine, the pressure of water both at entering and leaving the vanes, is atmospheric.
• A Kaplan turbine is an axial flow reaction turbine.
• A Francis turbine is an outward flow reaction turbine.
• The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which
• 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.
• The action of a centrifugal pump is that of a reversed reaction turbine.
• The efficiency of a reaction turbine for a given head