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प्रश्न
Give a reason for the following.
Iron is a magnetic substance.
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उत्तर
Iron is a magnetic substance because it gets attracted by a magnet.
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संबंधित प्रश्न
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic, north.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
What do you understand by the term magnetic declination?
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
A magnet attracts ______.
How can you identify non-magnetic materials? Give an example of a nonmagnetic material.
Observe the pictures A and B given in figure carefully.
Which of the following statement is correct for the above given pictures?
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 |
