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From 20 m hig...

Question

From 20 m high fall nearly 25 metric tonne of water falls per second. Calculate the eqivalent power if all this energy is utilized

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Solution

$e n e r g y o f t h e w a t e r = m g h m = 25 m e t r i c t o n e = 25000 k g g = 10 m / s^{2} h = 20 m E = 25000 \times 10 \times 20 = 500000 J o u l e P o w e r = \frac{e n e r g y}{t i m e} = \frac{500000}{1} = 500 k W$

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