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प्रश्न
Write true or false of the following statement.
Magnetic poles occur in pairs.
विकल्प
True
False
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उत्तर
True
APPEARS IN
संबंधित प्रश्न
Match the following
| Column A | Column B |
| (a). Human body | (1). electric bell |
| (b). Silk thread | (2). current |
| (c). Charge in motion | (3). conductor |
| (d). soft iron | (4). electromagnet |
| (e) . Electromagnet | (5). insulator |
“Poles exist in pair”. Comment on this statement ?
State if the following statement is true or false. Correct the statement if it is false.
As we move away from a magnet, its attraction power weakens.
Answer the following in detail.
How can a magnet be demagnetized?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
An object that is attracted by magnet.
How can you identify non-magnetic materials? Give an example of a nonmagnetic material.
The strongest natural magnet is ______.
Give the uses of magnets in everyday life.
