Why does a compass needle get deflected when brought near a bar magnet?



The compass needle itself is a tiny magnet.

When a bar magnet is brought near it, the bar magnet exerts its magnetic force on the compass needle.

Hence, it gets deflected.

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  2. Chapter 13 Class 10 - Magnetic Effects of Electric Current

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.