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प्रश्न
Fill in the blank
To light a table lamp and to run a refrigerator, we use ______ as the source of electricity.
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उत्तर
To light a table lamp and to run a refrigerator, we use mains as the source of electricity.
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संबंधित प्रश्न
Write true or false for a given statement.
A current-carrying coil, when suspended freely, can rest in any direction.
How are the magnets kept safely? What is the role of keepers in storing the magnets?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Name the metal used for E and F.
The figure shows a freely suspended magnet in the rest position. Copy the diagram and on its show:
- Angle of declination
- Angle in dip
State three important properties of a magnet.
Define the following term:
Angle of declination
People who made mariner’s compass for the first time.
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?
Which is not attracted by a magnet?
