有关电功率,有三个灯泡L1"36V 40W"L2"110V 40W"L3"220V 40W",(2)若三个灯泡串联后接在电路中,那个灯亮?(3)若三个灯泡并联后接在电路中,那个灯亮?
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/01 07:18:32
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