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1. |
If the SCR T1 is gated at 0°, then for 120° mode of operation, from ωt = 240° to 300° __________ devices would conduct. |
A. | T3, T4 |
B. | T4, T5 |
C. | T1, T6 |
D. | T5, T6 |
Answer» C. T1, T6 | |