Предмет: Физика, автор: ванек5678

определите ускорение автомобиля , если при разгоне за 15 сек он прибретает скорость 54 км/ч. Какой путь он заэто время пройден?

Ответы

Автор ответа: русская25

Дано:
V0 = 0 мс
V= 54 км ч = 15 мс
t= 15 c

Найти: а=?

Решение:

$a = frac{v - v_{0} }{t}$

$a = frac{v}{t} = frac{15}{15} = 1$

Ответ: 1 мс^2.

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