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प्रश्न
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
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उत्तर
Two steel needles hanging from the lower end of the vertical bar magnet do not hang vertical but will diverge because they got the like poles on it and like poles repel each other so they diverge.
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संबंधित प्रश्न
Match the following
| Column A | Column B |
| (a). Human body | (1). electric bell |
| (b). Silk thread | (2). current |
| (c). Charge in motion | (3). conductor |
| (d). soft iron | (4). electromagnet |
| (e) . Electromagnet | (5). insulator |
State two properties of a bar magnet ?
A magnet remains steady in a ________ direction.
Select the correct option:
The place around a magnet where its influence can be detected is called:
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
Define the following term:
Angle of dip
State the laws of magnetism.
How can you identify non-magnetic materials? Give an example of a nonmagnetic material.
