Предмет: Физика, автор: KRIS12345677

помогите 9,10,11, плиииииииз

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Ответы

Автор ответа: NagovVika

9) мощность N, P- вес человека, A-работа, s- путь
N=A/t A=F*s, F=P, N=Ps/t N=600*3/2=900 Вт
10) p=qgh, q -плотность p=1000* 10* 0,5=5000Па
11)160 дж

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