MCQOPTIONS
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MCQOPTIONS
| 1. |
If a copper wire of 200 m length having 0.44mm diameter has resistance of 20 Ohm, then find its specific resistance (in Ohm-m). |
| A. | 1.520 10<sup>-8</sup> |
| B. | 1.520 10<sup>-7</sup> |
| C. | 1.520 10<sup>-6</sup> |
| D. | 1.520 10<sup>-5</sup> |
| Answer» B. 1.520 10<sup>-7</sup> | |