Question

Why compass needle deflect when placed in magnetic field?

Answer 1

bcoz of magnetic force exerted by magnet

Answer 2

$\bigstar\rm\purple{Answer}\bigstar$

The $\sf{\bold{compass\:needle}}$ is a small magnet. When the compass needle is brought close to a bar magnet, the magnetic field lines of the compass needle interact with the magnetic field lines of bar magnet, which causes the compass needle to deflect.

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