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1. |
A single phase transformer of 2200/220 V having rated l.v. current of 150 A has to undergo open circuit test on h.v. side. Which of the below instruments range should be used? |
A. | 6A, 200V |
B. | 150A, 22V |
C. | 60A, 220V |
D. | 6A, 20V |
Answer» B. 150A, 22V | |