Advertisements
Advertisements
प्रश्न
Fill in the blank
To light a table lamp and to run a refrigerator, we use ______ as the source of electricity.
Advertisements
उत्तर
To light a table lamp and to run a refrigerator, we use mains as the source of electricity.
APPEARS IN
संबंधित प्रश्न
Select the correct alternative
A freely suspended magnet rests in
Draw diagrams of the artificial magnets of four different shapes?
What is the magnetic induction? Explain with the help of a diagram.
Answer the following.
Why is it not possible to isolate a single magnetic pole?
State if the following statement is true or false. Correct the statement if it is false.
Whenever a magnet is not in use, it should be stored along with other magnets.
Answer the following in detail.
List four methods of magnetizing a magnetic substance.
There is repulsion between the _____ poles of a magnet and attraction between its _____ poles.
There are two knitting needles. One of them is magnetized. How will you find out which one is magnetized, if no other magnet is available?
Give scientific reason:
Soft iron is used to make electromagnets.
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
