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三相半波可控整流电路中,晶闸管可能承受的反向峰值电压为( )
·U2
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·2·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/155133580769065c70f246d6e4727b71a42cd4b76832fimage6.png" U2
·U2
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·2·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/155133580769065c70f246d6e4727b71a42cd4b76832fimage6.png" U2
参考答案
