1.电源电压12V的电路中,R¹=R²=48几(1)S¹闭合,S²断开时求通过R¹的电流及它的两端电压?(2)S¹,S²闭合,求通过R¹ R²的电流及它们两端电压分别是多少?2.在如图的
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![1.电源电压12V的电路中,R¹=R²=48几(1)S¹闭合,S²断开时求通过R¹的电流及它的两端电压?(2)S¹,S²闭合,求通过R¹ R²的电流及它们两端电压分别是多少?2.在如图的](/uploads/image/z/10416211-43-1.jpg?t=1.%E7%94%B5%E6%BA%90%E7%94%B5%E5%8E%8B12V%E7%9A%84%E7%94%B5%E8%B7%AF%E4%B8%AD%2CR%26sup1%3B%3DR%26sup2%3B%3D48%E5%87%A0%EF%BC%881%EF%BC%89S%26sup1%3B%E9%97%AD%E5%90%88%2CS%26sup2%3B%E6%96%AD%E5%BC%80%E6%97%B6%E6%B1%82%E9%80%9A%E8%BF%87R%26sup1%3B%E7%9A%84%E7%94%B5%E6%B5%81%E5%8F%8A%E5%AE%83%E7%9A%84%E4%B8%A4%E7%AB%AF%E7%94%B5%E5%8E%8B%3F%EF%BC%882%EF%BC%89S%26sup1%3B%2CS%26sup2%3B%E9%97%AD%E5%90%88%2C%E6%B1%82%E9%80%9A%E8%BF%87R%26sup1%3B+R%26sup2%3B%E7%9A%84%E7%94%B5%E6%B5%81%E5%8F%8A%E5%AE%83%E4%BB%AC%E4%B8%A4%E7%AB%AF%E7%94%B5%E5%8E%8B%E5%88%86%E5%88%AB%E6%98%AF%E5%A4%9A%E5%B0%91%3F2.%E5%9C%A8%E5%A6%82%E5%9B%BE%E7%9A%84)
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