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Некое тело брошено вертикально вверх, со скоростью 20 метров в секунду. На какой высоте его кинетическая энергия будет равна его потенциальной энергии
Ответы 1
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m*V^2/2=Ek+Ep Ek=Epm*V^2/2=2*m*g*hh=V^2/4*g=400/4*10=10 м
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Автор:
ralphppcy - 5 лет назад
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