MCQOPTIONS
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| 1. |
The current in a simple series circuit is 5.0 amp. When an additional resistance of 2.0 ohms is inserted, the current drops to 4.0 amp. The original resistance of the circuit in ohms was [KCET 2005] |
| A. | 1.25 |
| B. | 8 |
| C. | 10 |
| D. | 20 |
| Answer» C. 10 | |