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1. |
A 10 kVA 500/100 V transformer has the resistance referred to primary is 0.3 Ω. The equivalent resistance of transformer referred to secondary is: |
A. | 0.10 Ω |
B. | 7.5 Ω |
C. | 0.012 Ω |
D. | 0.21 Ω |
Answer» D. 0.21 Ω | |