A hydroelectric power station takes its water from a lake whose water level is 50 m above the turbine. Assuming an overall efficiency of 40%, calculate the mass of water which must flow through the turbine each second to produce power output of 1 MW. (g = 10 ms^–2)

5000 kg

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6500 kg

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5240 kg

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5012 kg

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Solution

The correct option is A
5000 kg

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A hydroelectric power station takes its water from a lake whose water level is 50 m above the turbine. Assuming an overall efficiency of 40%, calculate the mass of water which must flow through the turbine each second to produce power output of 1 MW. (g = 10 ms–2)

The correct option is A 5000 kg

A hydroelectric power station takes its water from a lake whose water level is 50 m above the turbine. Assuming an overall efficiency of 40%, calculate the mass of water which must flow through the turbine each second to produce power output of 1 MW. (g = 10 ms^–2)

The correct option is A
5000 kg