Question

Two copper wires A and B have the same weight and the radius of B is half that of A. The ratio Ra/Rb of their resistances is -; 1) 1/8; 2) 1/2; 3) 1/16; 4) 1/4

Answer 1

Hey !!

Option (D) 1/4

Two copper wires A and B have the same weight and the radius of B is half that of A is 1/4

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Answer 2

Heyaa..!

Answer:-

Two copper wires A and B have the same weight and the radius of B is half that of A. The ratio Ra/Rb of their resistances is 1/4

Option D

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