An electric current is passed through a circuit containing two wires of the same material, connected in parallel. If the length and radii of the wires are in the ratio of 43and23, then the ratio of the currents passing through the wires will be
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Answer will be 1/3
hope helpes :-D
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Answer:
I1/I2=R2/R1=l2/A2 ×A1/l1
=l2/l1 x A1/A2
=1/43×(23)^2
=23×23/43
=12.3
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