Differentiate between temporary and permanent magnets.
Difference between temporary and permanent magnets:
Temporary Magnet | Permanent Magnet |
1.The magnets which don't retain their magnetic properties for a very long duration of time. | 1.The magnets which retain their magnetic properties for an indefinite time. |
2.Such magnets are weak and demagnetized easily. | 2.Such magnets are strong and cannot be demagnetized. |
3. Examples are lodestone, bar magnets, artificial magnets made of iron or cobalt. | 3.Electromagnet is an example of permanent magnet. |