In a bar magnet, magnetic attraction is ______ near its ends.

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In a bar magnet, magnetic attraction is more near its ends.

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Uses of Magnets

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Chapter 13 Fun with Magnets
Very Short Answer Questions | Q 6. (ii) | Page 81

What are the objects affected by a magnetic field?

Give the uses of magnets.

What are the uses of magnets?

What is meant by a mag-stripe?

Write a note on:

Magstripe:

The arrangement to store two magnets is shown by figures (a), (b), (c) and (d) in the following figure. Which one of them is the correct arrangement?

Three magnets A, B and C were dipped one by one in a heap of iron filing. Figure shows the amount of the iron filings sticking to them.

The strength of these magnets will be

Four identical iron bars were dipped in a heap of iron filings one by one. Figure shows the amount of iron filings sticking to each of them.

Four identical iron bars were dipped in a heap of iron filings one by one. Fig. 13.5 shows the amount of iron filings sticking to each of them.

Which of the iron bars is not a magnet? Justify your answer.

Boojho kept a magnet close to an ordinary iron bar. He observed that the iron bar attracts a pin as shown in the following figure.

What inference could he draw from this observation? Explain.