Questions
Water is falling on the blades of a turbine from a height of 25 m. 3 of water pours on the blade per minute. If the whole of energy is transferred to the turbine, power delivered is: g = 9.8
detailed solution
Correct option is A
Power = Energy/time = mghtP = 3×103×9.8×2560 = 12250 WTalk to our academic expert!
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A pump motor is used to deliver water at a certain rate from a given pipe. To obtain ‘n’ times water from the same pipe in the same time, by what amount the power of the motor should be increased?
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