How will the resistance of a
wire chane if its diametre (d) is
doubled, its length remaining the same
Answers
Answered by
1
Answer:
Answer:
R = pl/ A
Here R changes as Diameter doubles then A wil quadruple itself also.
Then
R/R' = A'/A
RA/4A = R'
R' = R/4
I hope it helps .
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