(2) h=30 м t=60 c V=150 м3 po=1000 кг/м3
P=A/t=m*g*h/t=po*V*g*h/t=1000*150*10*30/60=750000 Вт (750 кВт)
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(2) h=30 м t=60 c V=150 м3 po=1000 кг/м3
P=A/t=m*g*h/t=po*V*g*h/t=1000*150*10*30/60=750000 Вт (750 кВт)
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