Предмет: Физика, автор: maks4553

На столе массой 25 кг лежит книга массой 300г. С какой силой стол давит на пол ?

Ответы

Автор ответа: CherryTheSweet

F=ma (в данном случае mg)
масса стола с книгой = 25кг + 0,3 кг =25,3 кг
F= 25.3 * 9.8 =247.94 H - с этой силой стол давит на пол

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