CUET Preparation Today
There are two conductor X and Y of the same material, having length l and 4l, and radii r and $\frac{r}{4}$ respectively. The ratio of their resistivity is: |
1 : 8 1 : 64 1 : 4 1 : 1 |
1 : 1 |
The correct answer is Option (4) → 1 : 1 |
