Question

and an raf 10V Example 3.17 A wire has a resistance R. (i) If radius of cross-section of a cylindrical wire is doubles then find the ratio of initial to final resistance. (ii) If length of wire is increased by 10%, then find the percentage increase in its resistance. (iii) If length of wire is increased by 20%, then find the percentage increase in its resistance. FO 1 -​

Answer 1

Explanation:

resistance" (and any subsequent words) was ignored because we limit queries to 32 words.