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two wires A and B of same material have radius 2r r. if resistance of B will be : (1) 17 OM (2) 68 OM (3) 272 OM (4) 544 OM

two wires A and B of same material have radius 2r r.  if resistance of  B will be : (1)  17 OM     (2) 68 OM      (3) 272  OM    (4) 544 OM

Grade:12

2 Answers

Arun
25763 Points
3 years ago
Dear student
 
There is incomplete information posted. Please check and repost it. You can also attach an image. I will be happy to help you
Khimraj
3007 Points
3 years ago
Resistance of wire B will be 4 times of resistance of wire A.
As its radius of cross section is half of that of A.

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