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Автор - suns3t404

Найти массу мальчика, если он получил ускорение 0,3 м/с^2 отталкивая шар массой 2кг с силой 15H.

Ответ

Автор - leonidkukharev

Ответ: 50 кг

Объяснение:

F1= 15 H, a2= 0,3 м/с^2 , m1=2 кг, m2=?

F=ma

F1=15 H  

F1=F2 (третий закон старика Исаака)

F2=m2 * a2

m2= F2/a2 = 15 H / 0,3 м/с^2 = 50 кг

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