Предмет: Физика, автор: Аноним

ПОМОГИТЕ РЕШИТЬ ПОЖАЛУЙСТА!!! Мощность ракетного двигателя космического корабля равна 69 гигаватт. Какую работу может выполнить двигатель этого корабля за 6 секунд? Выразите ответ в мегаджоулях (1 гигаватт (1 ГВт) = 109 ватт, 1 мегаджоуль = 106 джоуль.)

Ответы

Автор ответа: MashaPutnaj
0
дано P=69*10^9 Вт  t=6 с        A- ?

A=P*t=69*10^9*6=414*10^9= 414000 МДж
Автор ответа: MashaPutnaj
0
уважаемы модераторы отмечено абсолютно верное решение
Автор ответа: egorfeklistov
0
Ага,конечно. кто бы говорил!
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