Pump efficiency is defined as the ratio of                      

Related MCQs

• The hydraulic efficiency of a Francis turbine is 90%, the mechanical efficiency is 95% and the volumetric efficiency is assumed to be 100%. Fine the overall efficiency (in %)?
• The hydraulic efficiency of a Kaplan turbine is 95%, the mechanical efficiency is 93% and the volumetric efficiency is assumed to be 100%. Fine the overall efficiency (in %)?
• Ratio of pump or turbine with reference pump or turbine is called as                  
• The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is
• Specific speed of a pump is the speed at which a pump runs when
• The specific speed from a centrifugal pump indicates that the pump is
• Discharge of a centrifugal pump is (where N= speed of the pump impeller)
• Which pump is the most efficient centrifugal pump?
• The characteristic curves of a centrifugal pump, plots required by the pump.
• The manometric efficiency (ηman) of a centrifugal pump is given by