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1. |
A motor load is connected to a single-phase full converter B-2 type controlled rectifier. The net energy is transferred from ac source to the motor (dc load) when |
A. | π+α > 90 |
B. | π-α > α |
C. | π+α > α |
D. | π-α > 90 |
Answer» C. π+α > α | |