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The percentage resistance and percentage reactance of a 10 kVA, 400 V/200 V, 3-phase transformer are 2% md 10% respectively. If the constant losses in the machine are 1%, the maximum possible percentage efficiency of the transformer is | |
A. | 98.32 [Wrong Answer] |
B. | 97.25 [Correct Answer] |
C. | 96.85 [Wrong Answer] |
D. | 96.12 [Wrong Answer] |