Question

1)why does the compass needle deflected when bar magnet?

Answer 1

Answer:please make brainlist

Explanation:because same pole deflect or repel each other so the compass needle get deflected

Answer 2

$\bigstar\sf\purple{Answer}\bigstar$

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.