A hydraulic turbine develops 1000 kW power for a head of 40 m. If the head is reduced to 20 m, the power developed (in kW) is

A hydraulic turbine develops 1000 kW power for a head of 40 m. If the

1.	A hydraulic turbine develops 1000 kW power for a head of 40 m. If the head is reduced to 20 m, the power developed (in kW) is
A.	177
B.	354
C.	500
D.	707
Answer» C. 500