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1. |
Controlled rectifiers(A) 1-phase full converter (B) 1-phase semiconverter(C) 3-phase half-wave converter (D) 3-phase semiconverter Output voltage expressions1. 3Vm(1 + cos )2 2.2Vmcos 3.Vm(1 + cos ) 4.3 3(Vm cos )2 |
A. | 2 3 4 1 |
B. | 1 3 4 2 |
C. | 2 3 1 4 |
D. | 2 1 4 3 |
Answer» B. 1 3 4 2 | |