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图示电路中电流i等于( )。
·1A
·2A
·3A
·4A<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1633761510981d59b0142052d49f98d93158fdabc6ffeimage1.png"
·1A
·2A
·3A
·4A<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/1633761510981d59b0142052d49f98d93158fdabc6ffeimage1.png"
参考答案
