MCQOPTIONS
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| 1. |
A coil is connected across a 200 V, 50 Hz supply and takes a current of 10 A. The loss in the coil is 1000 W. The impedance and resistance of the coil are |
| A. | 20 Ω, 10 Ω |
| B. | 30 Ω, 15 Ω |
| C. | 1 |
| D. | |
| Answer» D. | |