A) 8.1 kW
B) 10.2 kW
C) 12.3 kW
D) 7.0 kW
Correct Answer: A
Solution :
Power generated by the turbine is, |
\[{{P}_{\text{generated}}}={{P}_{\text{input}}}\times \frac{90}{100}\] |
\[=\frac{Mgh}{t}\times \frac{90}{100}\] putting the given values |
\[\frac{M}{t}=15kg/s,g=10m/{{s}^{2}},h=60m\] |
\[{{P}_{\text{generated}}}=(15\times 10\times 60)\times \frac{90}{100}\] |
\[=8.1\,\,kW\] |
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