Guest

What is the ratio of two wires having same length, but diameter of first wire is just doubled that of second wire?

What is the ratio of two wires having same length, but diameter of first wire is just doubled that of second wire?

Grade:12th pass

1 Answers

Khimraj
3007 Points
4 years ago
I think youare asking about ratio of resistance
as R \propto l/A \propto l/d2
where l is length and d is diameter of wire.
Then
R1/R2 = (d2/d1)2 = (1/2)2 = 1/4

Think You Can Provide A Better Answer ?

Provide a better Answer & Earn Cool Goodies See our forum point policy

ASK QUESTION

Get your questions answered by the expert for free