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1. |
An iron-cored choke coil has an equivalent resistance of 5 Ω. It draws 10 A when the applied voltage is 240 V, 50 Hz. Its inductance and power factor respectively are |
A. | 7.5 mH and 0.1 (lag) |
B. | 74.7 mH and 0.1 (lag) |
C. | 74.7 mH and 0.208 (lag) |
D. | 7.5 mH and 0.208 (lag) |
Answer» D. 7.5 mH and 0.208 (lag) | |