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Q. |
In a 3 phase full wave regulator feeding resistance load connected in star, the possible range of firing angle a is |
A. | 0 ≤ ≤ 180° |
B. | 0 ≤ ≤ 150° |
C. | 0 ≤ ≤ 120° |
D. | 0 ≤ ≤ 90° |
Answer» B. 0 ≤ ≤ 150° |
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