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In a hydel power project, 2000kg of water passes through the turbine every second. Water is falling from a height of 240m above ground. If the power output is 3.6 MW, the efficiency of the power house is (g= 10ms-2)

a
60%
b
75%
c
80%
d
90%

detailed solution

Correct option is B

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Similar Questions

Water falls from a height of 60 m at the rate of 15 kg/s to operate a turbine. It losses 10% of energy due to frictional forces . How much power is generated by the turbine?

(g = 10 m/s2)


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