Предмет: Физика, автор: горщпштг

пружина жесткостью 30 н/м растянули на 0.04. чему равна потенциальная энергия пружины?

Ответы

Автор ответа: duadna23

Е=кх^ 2/2=30*(4*10^-2)^2/2=24*10^-3 Дж

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