Предмет: Физика, автор: danilarbusik

Памагите пж
!!
На залике сижу пожалуйста
2 задачу плиз

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Автор ответа: fatt52

1

m=2 кг s=500 м t=30 c F=?
===
F=m*a
s=a*t²/2 ----> a=2*s/t²
F=m*2*s/t²=2*2*500/30²≈2.2 H
==========================

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