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संबंधित प्रश्न
State two properties of a bar magnet ?
You are given two similar bars. One is a magnet and the other is of soft iron. How will you distinguish and identify them ?
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.
If a bar magnet is cut into equal pieces by cutting it at right angles to its axis at two places, ______ bar magnets are formed, and a total of _____ poles are formed.
Distinguish between the two methods of making artificial magnets.
Since every iron atom is a tiny magnet, why are not all iron bar magnets?
List out the uses of magnets.
You are provided with two identical metal bars. One out of the two is a magnet. Suggest two ways to identify 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 |
