Constant efficiency curves are plotted using               

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 %)?
• Constant speed curves travel at constant speed when the value is equal to               
• In constant speed curves, the speed is kept a constant varying its head.
• In constant speed curves, the velocity is kept a constant varying its head.
• The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is
• Constant head curves are also called as              
• Constant speed curves are also called as               
• Constant speed curves are                
• Constant speed curves are determined by the