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Электрическая цепь состоит из источника с внутренним сопротивлением 1,2ом и резистор сопротивлением 4,8 Ом . Чему равна ЭДС источника тока , если сила 2А
Ответы 1
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I=E/(R+r) - закон ОмаОтсюда ЭДСЕ=I(R+r)E= 2 А * ( 1,2 Ом + 4,8 Ом ) = 12 В
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Автор:
kayleigh - 5 лет назад
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