Hydraulic Machines Questions

• For 450 m head of water, __________ shallbeused.
• The runaway speed of a hydraulic turbine is the speed
• The width of the bucket for a Pelton wheel is generally __________ the diameter of jet.
• If the net positive suction head (NPSH) requirement for the pump is not satisfied, then
• Which of the following statement is correct?
• The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which
• A Kaplan turbine is preferred for a specific speed of 300 to 1000 r.p.m.
• A turbine develops 10000 kW under a head of 25 metres at 135 r.p.m. Its specific speed is