Предмет: Физика, автор: natalka25

Пуля вылетает са ствола винтовки 0,8 м со скоростью 800м/с.Узнайте поскарение

Ответы

Автор ответа: Pereezdsk

0

Ускорение определяем

а =( v - v нулевое) разделить на время. Время находим по формуле путь разделить на время.
t = 0,8 : 800м/с= 0,001 с
а = 800м/с : 0,001 с = 800000 метров в секунду за секунду.

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