two wires of same material having length l,2l& radius 2R,3R in parallel
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what is the question dear
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Explanation:Explanation: taking r as resistance(cause its not described in question ) the current in longer wire is I
I = v/3r
v(which is constant )=3rI
now let the current in second wire is i an its resistance is 2r (given) so
v=i2r
3rI=i2r
i=3/2 (I)
hope it will help
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