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प्रश्न
Define the following term:
Magnetic meridian
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उत्तर
Magnetic Meridian: It is the vertical plane containing the magnetic axis of a freely suspended magnet at rest under the earth's field.
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संबंधित प्रश्न
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 in short.
What is a magnet? Differentiate between natural and artificial magnets.
If a magnet attracts a piece of metal, that piece must be made of ______.
What is a natural magnet?
Give scientific reason:
Soft iron is used to make electromagnets.
Write a short note on lighting conductors.
Explain the following:
Resistance of a conductor
What is meant by electrostatic induction? You have been given two metal containers A and Band a positively charged body X. With the help of a diagram, explain the different stages of charging - A positively, and B negatively.
Differentiate between:
Primary and secondary cell.
