MCQOPTIONS
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MCQOPTIONS
| 1. |
A supply of 120 V is applied to three lamps connected in parallel. The power ratings of the lamps are 60 W, 40 W, and 100 W. Determine the total resistance and total current. |
| A. | R = 42 Ω, I = 2.86 A |
| B. | R = 52 Ω, I = 1.46 A |
| C. | R = 72 Ω, I = 2.46 A |
| D. | R = 72 Ω, I = 1.67 A |
| Answer» E. | |