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प्रश्न
State two properties of a bar magnet ?
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उत्तर
Properties of a bar magnet
- Attractive property : A magnet attracts small pieces of iron, cobalt or nickel.
- Directive property : A magnet when suspended freely, always point towards North and South direction.
- Like poles i.e. North and North or South and South poles repel each other.
- Unlike poles i.e. North and South attract each other.
- Poles always exist in pairs, i.e. poles of a magnet cannot be separated.
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संबंधित प्रश्न
What is the magnetic induction? Explain with the help of a diagram.
Fill in the blank.
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Primary and secondary cell.
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| A tiny pivoted magnet | Natural magnet |
| Cobalt | Compass box |
| Closed curves | Ferromagnetic material |
| Bismuth | Diamagnetic material |
Observe the pictures A and B given in figure carefully.
Which of the following statement is correct for the above given pictures?
