Предмет: Физика, автор: dan2i19lka964

ПОМОГИТЕ ПОЖАЛУЙСТА Тепловой двигатель проделал полезную работу 150 кДж. Какое количество энергии выделилась при полном сгорании топлива, если КПД двигателя 30%?
(полное решение с условием)

Ответы

Автор ответа: fatt52

Ответ:

500 кДж

Объяснение:

A=150 кДж n=0.3 (30%) Q=?

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n=A/Q ----> Q=A/n=150/0.3=500 кДж

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