Question

In meter bridge, the balancing length for a 10ohm resistance in the left gap is 51.8cm. Find the unknown resistance and specific resistance of a wire of length 108cm and radious 0.2mm. (current electricity)​

Answer 1

Here is ur answer..!!! ❤️

Answer 2

$\alpha = \frac{r(L - l)}{l}$

$answer \: = 2.6 \times {10}^{ - 8}$

｡◕‿◕｡