Question

Find the resistivity of the material of a wire of length 1 m and diameter 0.02m, if its resistance is 16 ohms

Answer 1

Hope this will help you....

Answer 2

Answer:

R = p l/A

16 = p 1 / π ( 0.01 ) ^2

p = 16 * π * 10 ^ -4

p = 5.026  * 10 ^ -3  ohm m

I hope it helps .