Question

(18) what is the change in value of resistane of the conductar, if its cross-section area is doubled?
(A) No change
(B) Decrease 2 times
(C) Increase 2 times
(D) Decrease 4 times​

Answer 1

Answer:

no change if it's cross section is doubled

Answer 2

If volume is constant then resistance will decrease 4 times due to decrease in length.