Предмет: Физика, автор: Ксеня19

маленький шарик подвешен на нити длиной 1 м к потолку вагона. При какой скорости шарик будет особенно сильно клебаться под действием ударов колёс о стыки
рельсов? Длина рельса 12.5 м.

Ответы

Автор ответа: Nurtore123
0
Не знаю! прости я не знаю а ето каково класса 6-7-8?
Автор ответа: Ксеня19
0
9 класс
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