Предмет: Физика, автор: Malik224

Физика
определите кпд и работу газа тепловой машины , если нагреватель отдает кол-во теплоты 50 кДж, а холодильник забирает 30 кДж. Можно с решением

Даю 35 баллов

Ответы

Автор ответа: fatt52

0

Ответ:

40%

Объяснение:

Q1=50 кДж Q2=30 кДж n=?

===

n=(Q1-Q2)/Q1=(50-30)/50=0.4

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