Question

Water is falling on the blades of a turbine at a rate of $6000 \,kg \,min ^{-1}$. The height of fall is $100\, m$. The power given to the turbine is

• A. 10 kW
• B. 6 MW
• C. 100 kW
• D. 150 m

Answer 1

Answer: (C)

100 kW

Answer 2

P = $\frac{mgh}{t} = \frac{6000 \times 10}{60} \times 100$ = 100000 = 100kW