31-10-2022
Physics

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Термодинамическая система поглотила 60 кДж теплоты и самостоятельно совершила работу 45 кДж. Чему равно изменение внутренней энергии термодинамической системы?

1) 105 кДж
2) 15 кДж
3) 45 кДж
4) 60 кДж

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