The head available at the inlet of the turbine is known as net or effective head.

Related MCQs

• 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 speed of an imaginary turbine, identical with the fiven turbine, which will develop a unit power under a unit head, is known as
• A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used?
• The speed ratio of a Francis turbine is defined as the ratio of the theoretical jet velocity to the peripheral speed at inlet.
• In a Francis turbine, the pressure at inlet is
• A Francis turbine is used when the available head of water is
• In a reaction turbine, the pressure head of water, while flowing over the vanes, is converted into kinetic head before leaving the wheel.
• The ratio of actual work available at the turbine to the energy imparted to the wheel is known as
• A Kaplan turbine is an axial flow reaction turbine.