Предмет: Физика, автор: asalaoderiy

Какую работу надо выполнить, чтобы остановить автомобиль с массой 2 тонны, движущейся со скоростью 72 км/ч

Ответы

Автор ответа: heyheyhey123

4

m=2000кг
v=20м/с
A=?
A=mv^2/2=400000Дж=400кДж

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