题目内容
三相桥式全控整流电路,=100V,带电阻电感负载,R=5Ω,L值极大,当α=60°时,流过晶闸管的电流有效值和变压器二次电流的有效值分别为()。
2020-12-16
A.10A,20A
B.13.51A,13.5A
C.23.4A,23.4A
D.13.51A,19A
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