Под действием двух взаимно перпендикулярных сил F1-? Н и F2-60H тело массой 20 кг движется с ускорением 5м/c2. Найти F1. - №29898297

Под действием двух взаимно перпендикулярных сил F1-? Н и F2-60H тело массой 20 кг движется с ускорением 5м/c2. Найти F1.
- Предмет:
  Физика
- Автор:
  turbo
- 6 лет назад

Ответы 1

(m*a)^2=F1^2+F2^2
F2=sqRT((m*a)^2-F1^2)=sqrt((20*5)^2-60^2)=80 H
- Автор:
  evonyn8x6
- 6 лет назад
- 0
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