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Two resistances have lengths in the ratio 1:4 and radius 1:2,specific resistances in ratio 3:1. compare their resistances
Given lengths l1=1
l2=4
Given radius r1=1
r2=2
Given specific resistances Ρ(rho)1=3
Ρ2= 1
we know the R=Ρl/A
R1/R2=3/1
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