MCQOPTIONS
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| 1. |
An ac voltage 20 sin 1000t feeds an R-C series circuit. R = 8 Ω and active power is 4 W. The power factor is |
| A. | 1 |
| B. | 0.8 |
| C. | 0.6 |
| D. | 0.4 |
| Answer» E. | |