Предмет: Физика, автор: turebekovm

автомобиль при перевозке груза развивает мощность 15 кВт, и совершает при этом работу 105 Дж определите время совершения работы

Ответы

Автор ответа: Illuminare

0

A = N * t
A - совершенная работа
N -мощность
t - время совершения работы.
Выведем время из общей формулы:
t = A : N
N = 15 кВт = 15000 Вт
t = 105 Дж : 15000 Вт = 0,007 с

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