Предмет: Физика, автор: zhenyatankov199

В какой момент времени автомобиль находился в точке с координатой 300 м а через 2 мин оказался в точке с координатой 2,7 км Определите скорость движения автомобиля, считая участок дороги прямолинейным и скорость постоянной. Ответ дайте в м/с.

Ответы

Автор ответа: aktlekdisenov7

Ответ:

V=20m/c

Объяснение:

S1=300m

S2=2,7km=2700m

t=2min=120c

V=?

Чтобы найти пройденную дорогу (S) автомобиля найдётся следующим образом:

S=S2–S1=2700–300=2400m

После этого определяем пройденную скорость:

V=S÷t=2400÷120=20m/c

Подпишись :)

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