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7 September, 15:52

a 20 hp electric motor pumps water from a walk that is 10m deep into a water tank 3m above the ground level. how long does it take the pump to fill a 2000 L water tank.

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  1. 7 September, 16:21
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    You will take 20*10*3 so as to obtain the volume which will be 600 cubic metres.

    since the volume together width depth are in different units u will Change cubic metres into litres by multiplying by a thousand which will give u 600000l.

    600000divided by 600 you will get 1000
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