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SURA PUBLICATION-Magnetism -Example
- What is Magnetic field ?
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- What is artificial magnet? Give example.
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- Distinguish between natural and artificial magnets.
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- Earth acts as a huge bar magnet. Why? Give reasons.
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- How can you identify non-magnetic materials? Give an example of a non-...
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- List out the uses of magnets in day-to-day life.
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- How will you convert a 'nail' into a temporary magnet?
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- Write a note on Earth's magnetism.
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- Though Earth is acting as a huge bar magnet it is not attracting other...
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- Why it is not advisable to slide a magnet on an iron bar back and fort...
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- Thalami Dharaga and Sangamithirai were playing with a bar magnet. They...
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- Magnets found in the nature are called .......
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- Magnetite is an oxide ore of iron with the formula .........
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- The unit of magnetic field is
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- Magnets used in electric bells the example of permanent magnets
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- What is the other name of lodestone?
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- Convert 1 tesla into gauss.
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- Name a few paramagnetic substances.
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- How artificial magnets are produced?
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- What is the diameter of the magnetar?
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