Question

7.
The resistivity of two conductors 'A' and 'B' are 1.62 x 10-8 m and
5.20 x 10-8 2 m respectively. Which of them is used in :
(i) Transportation of electricity
(ii) The making of heating coils? Why?​

Answer 1

Answer:

Answer. (ii) Conductor B because it's resistivity is more than Conductor A so it will resist more electricity .