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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 |
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उत्तर
| Column A | Column B |
| (a). Human body | (3). conductor |
| (b). Silk thread | (5). insulator |
| (c). Charge in motion | (2). current |
| (d). soft iron | (4). electromagnet |
| (e) . Electromagnet | (1). electric bell |
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संबंधित प्रश्न
Write true or false of the following statement.
Copper cannot be magnetised.
State three important uses of a magnet.
Define the following term regarding a bar magnet:
Magnetic equator
The alloys called ______ and ______ are used for making industrial magnets.
Select the correct option:
The place around a magnet where its influence can be detected is called:
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
Define the following term:
Geographic meridian
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
State the laws of magnetism.
What are the factors that determine the strength of the magnet?
