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प्रश्न
A magnet has _______ magnetic poles.
रिकाम्या जागा भरा
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उत्तर
A magnet has two magnetic poles.
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Classification of Magnets
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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संबंधित प्रश्न
Match the following:
| 1. | Natural magnets | a. | Levitating propeller |
| 2. | Artificial magnets | b. | Wooden spoon |
| 3. | Magnetic substance | c. | Heating |
| 4. | Nonmagnetic substance | d. | Bar magnet |
| 5. | Demagnetization | e. | Pin holders |
| 6. | Electromagnetic train | f. | Magnetite |
Analogy:
Natural magnet: Magnetic stones.
Artificial magnet: ______.
How will you make levitating propeller?
______ is the ore with attracting property.
What are the different types of artificial magnets?
Who laid the foundation for magnetism and suggested that the Earth has a giant bar magnet?
What is the other name of lodestone?
Mention the three types of iron ores.
What are natural magnets?
Permanent magnets are made of hard magnetic materials like alnico.
