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प्रश्न
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उत्तर
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संबंधित प्रश्न
Describe a simple experiment to illustrate that like poles of two magnets repel each other while the unlike poles attract ?
Which magnet will you use?
A window shutter opens and shuts continuously in the wind.
With whom should I pair up?
| Group 'A' | Group 'B' |
| (a) Compass | 1. The highest magnetic force |
| (b) The door of a cupboard | 2. Like poles |
| (c) Repulsion | 3. A magnet |
| (d) Magnetic pole | 4. A magnetic needle |
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,
Define the term Poles of a magnet
Define the following term:
Geographic meridian
Give scientific reason:
Two steel needles hanging from the lower end of a vertical bar magnet do not hang vertically.
What is a neutral point?
With the help of a diagram explain the following:
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
List out the uses of magnets.
