Предмет: Физика, автор: Frbrjd123

Средняя мощность двигателя самолета 750 кВт, за время 10 мин двигатель самолёта совершает работу

Выберите один ответ:
a. 450 мДж
b. 7500 кДж
c. 45000 кДж
d. 75 кДж

Ответы

Автор ответа: ytrew0
0

A=N*t

N=750 кВт=750000 Вт     t=10 мин=600 с

A=750000 Вт*600 с=450000000 Дж=450 МДж

Ответ:a

Автор ответа: Frbrjd123
0
спс правильно
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