Q. The volume flow rate into a Francis turbine is Q m3/s. 0.25Q m3/s volume of water do not flow over the runner blades. What is the mechanical efficiency of the turbine (in %)? (Solved)
1. 65
2. 75
3. 80
4. Mechanical efficiency cannot be found out from the given information
- d. Mechanical efficiency cannot be found out from the given information