理想变压器原线圈的ab端接在电压最大值不变的交流电源上如图当浮现的开关S闭合时,一样规格的4个灯亮度相则原副线圈的匝数比n1:n2是?1 我觉得3::1的时候两边的功率好像不相等啊 能顺便
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![理想变压器原线圈的ab端接在电压最大值不变的交流电源上如图当浮现的开关S闭合时,一样规格的4个灯亮度相则原副线圈的匝数比n1:n2是?1 我觉得3::1的时候两边的功率好像不相等啊 能顺便](/uploads/image/z/9581325-69-5.jpg?t=%E7%90%86%E6%83%B3%E5%8F%98%E5%8E%8B%E5%99%A8%E5%8E%9F%E7%BA%BF%E5%9C%88%E7%9A%84ab%E7%AB%AF%E6%8E%A5%E5%9C%A8%E7%94%B5%E5%8E%8B%E6%9C%80%E5%A4%A7%E5%80%BC%E4%B8%8D%E5%8F%98%E7%9A%84%E4%BA%A4%E6%B5%81%E7%94%B5%E6%BA%90%E4%B8%8A%E5%A6%82%E5%9B%BE%E5%BD%93%E6%B5%AE%E7%8E%B0%E7%9A%84%E5%BC%80%E5%85%B3S%E9%97%AD%E5%90%88%E6%97%B6%2C%E4%B8%80%E6%A0%B7%E8%A7%84%E6%A0%BC%E7%9A%844%E4%B8%AA%E7%81%AF%E4%BA%AE%E5%BA%A6%E7%9B%B8%E5%88%99%E5%8E%9F%E5%89%AF%E7%BA%BF%E5%9C%88%E7%9A%84%E5%8C%9D%E6%95%B0%E6%AF%94n1%3An2%E6%98%AF%3F1+%E6%88%91%E8%A7%89%E5%BE%973%EF%BC%9A%3A1%E7%9A%84%E6%97%B6%E5%80%99%E4%B8%A4%E8%BE%B9%E7%9A%84%E5%8A%9F%E7%8E%87%E5%A5%BD%E5%83%8F%E4%B8%8D%E7%9B%B8%E7%AD%89%E5%95%8A+%E8%83%BD%E9%A1%BA%E4%BE%BF)
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