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Какая работа была совершена в проводнике электрическим током силой 250 мА за время 1,5 минут, если напряжение на концах проводника составляет 4,5 Вольт
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Предмет:
Физика -
Автор:
fernández82 - 5 лет назад
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Ответы 1
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A=UItA=4,5 В*0,25А*90с=101,25Дж
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Автор:
big birdvlq6 - 2 года назад
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2
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