тело массой 3 кг движется со скоростью 72 км ч на высоте 15 м над землёй - №29896212

тело массой 3 кг движется со скоростью 72 км ч на высоте 15 м над землёй
- Предмет:
  Физика
- Автор:
  smokeyg4nn
- 6 лет назад

Ответы 1

E=Eп+Ек=mgh+mv^2/2=3*10*15+3*20^2/2=450+600=105Дж
- Автор:
  mariah93
- 6 лет назад
- 0
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