From a waterfall, water is falling at the rate of 100 kg/s on the blades of a turbine. If the height of fall is 100 m, the power delivered to the turbine is

10 kW

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100 kW

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1 kW

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100 W

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Solution

The correct option is B
100 kW

Power = work done / time taken

or P = mgh / t

P = (m/t) gh = 100 x 10 x 100 = 100 kW

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From a waterfall, water is falling at the rate of 100 kg/s on the blades of a turbine. If the height of fall is 100 m, the power delivered to the turbine is

The correct option is B 100 kW Power = work done / time taken or P = mgh / t P = (m/t) gh = 100 x 10 x 100 = 100 kW

The correct option is B
100 kW

Power = work done / time taken

or P = mgh / t

P = (m/t) gh = 100 x 10 x 100 = 100 kW