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प्रश्न
An object that is attracted by magnet.
विकल्प
wooden piece
plain pins
a piece of paper
eraser
MCQ
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उत्तर
Plain pins
shaalaa.com
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संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
Match the following
| Column A | Column B |
| A) Steel | 1) to store magnets |
| B) Soft iron | 2) temporary magnet |
| C) Use in electric bell | 3) permanent magnet |
| D) Magnetic keepers | 4) electromagnet |
Answer the following.
Can you bring two similar poles of two different magnetic close together easily? Why?
How will you do this?
Find the north pole of a magnet.
A magnet remains steady in a ________ direction.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
What is an artificial magnet? Why do we need artificial magnets?
Define the term Poles of a magnet
What are the factors that determine the strength of the magnet?
Match the following:
| 1. | Electricity and magnetism | a. | Step-down transformer |
| 2. | Force on the conductor | b. | Hans Christian Oersted |
| 3. | Electric bell | c. | I LB |
| 4. | Ns <Np | d. | Electromagnet |
