Предмет: Физика, автор: ПеРдЫнЯ

ПОМОГИТЕ РЕШИТЬ ПОЖАЛУСТА((((((((((

2 первых номера

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Автор ответа: vasyael

2

1 схема R=U/I=110в/25а=4.4ом это сопротивление цепи, состоящее из R=2.4om и Rx. Rx=4.4-2.4=2om
2 схема тут Ro=U/I=110/25a=4.4om
но здесь Rx любое не даст результат,потому, что R=3.2om.
Вывод: при паралельном соединении Ro= меньше меньшего.
Задача не решается ввиду некорректных даных.

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