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प्रश्न
Magnets are used in _______ for generating electricity.
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उत्तर
Magnets are used in dynamos for generating electricity.
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संबंधित प्रश्न
Fill in the blank
Like poles ______ each other and unlike poles _____
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, north.
The figure shows a freely suspended magnet in the rest position. Copy the diagram and on its show:
- Angle of declination
- Angle in dip
Draw a clearly labelled diagram, to show how a steel bar is magnetised by a divided touch method. A written description is not required.
Write a short note on lighting conductors.
List out the uses of magnets.
Why it is not advisable to slide a magnet on an iron bar back and forth during magnetising it?
Thamizh Dharaga and Sangamithirai were playing with a bar magnet. They put the magnet down and it broke into four pieces. How many poles will be there?
