Tangential velocity of blade of Pelton wheel is proportional to                        

Related MCQs

• To obtain maximum hydraulic efficiency of pelton turbine, blade velocity should be                      Times the inlet velocity of jet.
• In Pelton wheel, if outlet velocity angle of jet is “acute angled” then outlet whirl velocity of jet is                           
• In Pelton wheel, if outlet velocity angle of jet is “obtuseangled” then outlet whirl velocity of jet is                         
• In Pelton wheel, if outlet velocity angle of jet is “right angled” then outlet whirl velocity of jet is                    
• In Pelton wheel, relative inlet velocity of jet with respect to velocity of vane is
• The hydraulic efficiency of Pelton turbine will be maximum when blade velocity is equal to               
• Power developed by Francis turbine are calculated for a certain set of conditions. Now, the inlet whirl velocity is doubled, the blade velocity at inlet is doubled and the flow velocity is quartered. The power developed:
• Volume flow rate of water in a Francis turbine runner is 25 m3/s. The flow velocity, whirl velocity and blade velocity are 11 m/s, 10 m/s and 5 m/s respectively, all values given at runner inlet. Find the power developed by the turbine.
• The relative velocity of water at the inlet of the Kaplan turbine is 7 m/s. β1 = 75o. The whirl velocity of the water at inlet is 10 m/s. Find the blade velocity of the turbine?
• In Inward radial flow reaction turbine the ratio of tangential wheel at inlet to given velocity of jet is known as