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1. |
If a copper wire of 10 m length having 0.44mm diameter has resistance of 2 Ohm, then what will be the specific resistance (in Ohm-m)? |
A. | 1.520 × 10-8 |
B. | 3.041 × 10-8 |
C. | 1.520 × 10-6 |
D. | 1.520 × 10-5 |
Answer» C. 1.520 × 10-6 | |