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प्रश्न
North pole of a magnet can be identified by
पर्याय
Another magnet having its poles marked as North pole and South pole.
Another magnet no matter whether the poles are marked or not.
Using an iron bar.
Using iron filings.
उत्तर
Another magnet has its poles marked as Northe th pole and South pole.
Explanation:
If another magnet with the north pole is brought closer, the first magnet will repel it, and thus North pole can be identified.
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संबंधित प्रश्न
In which direction does a suspended magnet come to rest?
Show that a magnet has two poles.
Match the following
| 1. | Compass | Maximum magnetic strength |
| 2. | Attraction | Like poles |
| 3. | Repulsion | Opposite poles |
| 4. | Magnetic poles | Magnetic needle |
Explain the attraction and repulsion between magnetic poles.
A bar magnet has no markings to indicate its poles. How would you find out near which end is its north pole located?
poles repel to each other.
- N – N
- N – S
- S – N
- S – S
Analogy:
Repel to each other: Like poles.
Attract to each other: ______.
The attractive force of magnet is high near ______.
A bar magnet is immersed in a heap of iron filings and pulled out. The amount of iron filling clinging to the
Three identical iron bars are kept on a table. Two out of three bars are magnets. In one of the magnet the North-South poles are marked. How will you find out which of the other two bars is a magnet? Identify the poles of this magnet.
