Question

why does a compass needle get deflected when brought near a bar magnet ?
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Answer 1

Answer:as the needle is attracted towards magnetic poles which helps us to get knowledge about directions

Explanation:

Answer 2

$\huge\bf{Answer}$

The 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