Question

why does a compass needle always deflect when brought near a bar magnet​

Answer 1

Answer:

The needle of a compass is a small magnet. That's why when a compass needle is brought near a bar magnet, its magnetic field lines interact with that of the bar magnet. Hence, a compass needle gets deflected

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Answer 2

Answer:

ਰਿਹਾ ਪੁਤਲੀ ਪਤਲਾ ਰਦ੍ਦ ਕੀਤੇ ੪ਸਸਪਯ