Для забивания свай в грунт используют копер массой m=500кг. Определите силу сопротивления

Для забивания свай в грунт используют копер массой m=500кг. Определите силу сопротивления грунта, считая ее постоянной, если при падении копра с некоторой высоты его скорость перед ударом v=15м/c, а свая в результате удара погружаеться в грунт на глубину h=2см Массу сваи не учитывать.
- Предмет:
  Физика
- Автор:
  eleanor42
- 5 лет назад

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