Demagnetisation
Demagnetisation
A magnet can lose its magnetism and this process is known as demagnetisation and the magnet is said to be demagnetised.. This happens due to the following activities:
1. Dropping from a height
2. Hitting with a hammer
3. Applying heat
How can a magnet loose its magnetism ? | |||
| Right Option : D | |||
| View Explanation | |||
Which of the following are correct : (a) Bar magnets are always stored in pairs with their unlike poles on the same side. (b) Horseshoe-shaped magnet, are always stored by a single piece of soft iron is kept touching both poles of the magnet. (c) Horseshoe-shaped magnet, are always stored by a single piece of wood is kept touching both poles of the magnet. | |||
| Right Option : A | |||
| View Explanation | |||
A magnet can lose its magnetism and this process is known as ______________________. | |||
| Right Option : B | |||
| View Explanation | |||
Students / Parents Reviews [10]
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