An electric current is passed through a circuit containing two wires of the same material, connected in parallel. if the lengths and radii of the wires are in the ratio of 4/3 and 2/3 respectively, then the ratio of the currents passing through the wire will be
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Let,
L1=4x,l2=3x
R1=2x R2=3x
Resistance1=resistivityx L1 By Aera1
Re=resistivity
r=resistancee
r1=Rex4x\22\7x2x
r1=7\11re
Similarly,r2=7\22re
Ratio =2:1
L1=4x,l2=3x
R1=2x R2=3x
Resistance1=resistivityx L1 By Aera1
Re=resistivity
r=resistancee
r1=Rex4x\22\7x2x
r1=7\11re
Similarly,r2=7\22re
Ratio =2:1
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