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Two parallel, long wires carry currents ...

Two parallel, long wires carry currents `i_1` & `i_2 (i_1 gt i_2)` when the currents are in the same direction, the magnetic induction at a point midway between the two wires is X. If the direction of `i_2` is reversed, the magnetic induction becomes 2x, then `i_1//i_2` is

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
C
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