Physics · 2022
JEE Main · 29 July 2022, Shift 2 · Q36
A wire X of length 50 cm carrying a current of 2 A is placed parallel to a long wire Y of length 5 m. The wire Y carries a current of 3 A. The…
A wire X of length $\displaystyle 50$ cm carrying a current of $\displaystyle 2$ A is placed parallel to a long wire Y of length $\displaystyle 5$ m . The wire Y carries a current of $\displaystyle 3$ A . The distance between two wires is $\displaystyle 5$ cm and currents flow in the same direction. The force acting on the wire Y is
Official answer
(1)
$\displaystyle 1.2 \times 10^{-5} \mathrm{~N}$ directed towards wire X .
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JEE Main 2022 Physics question, with the answer from NTA’s final answer key. Where our answers come from.