A) 12.3 kW
B) 7.0 kW
C) 8.1 kW
D) 10.2 kW
Correct Answer: C
Solution :
Mass of water falling/second = 15 kg/s h = 60 m, \[\text{g = 10 m/}{{\text{s}}^{\text{2}}}\], loss = 10% i.e., 90% is used. Power generated \[=15\times 10\times 60\times 0.9\] \[\text{= 8100 W = 8}\text{.1 kW}\text{.}\]You need to login to perform this action.
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