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प्रश्न
If a magnet attracts a piece of metal, that piece must be made of ______.
पर्याय
any other metal but iron
magnetic material or iron
non-magnetic material
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उत्तर
If a magnet attracts a piece of metal, that piece must be made of magnetic material or iron.
संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
State three important uses of a magnet.
Answer the following in detail.
How is the single-touch method of magnetism different from the double-touch method?
How will you do this?
Explain that a magnet has a certain magnetic field.
Write the answer in your word.
Write the properties of a magnet.
Write the answer in your word.
What are the practical uses of a magnet?
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
Give scientific reason:
Not attraction but repulsion is a sure test of magnetism.
A magnet attracts ______.
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 |
