Advertisements
Advertisements
प्रश्न
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?
पर्याय
Advertisements
उत्तर
Explanation:
Two magnets placed on either side of the wooden block with opposite poles are correct to keep magnets.
APPEARS IN
संबंधित प्रश्न
You are provided with an iron needle. How will you magnetize it?
Analogy:
Electromagnet: Magnetic crane.
Ordinary magnet: ______.
Give the uses of magnets.
What are the uses of magnets?
Write a note on the Mangle train.
Write a note on:
Magstripe:
In a bar magnet, magnetic attraction is ______ near its ends.
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.
- Which of the iron bar is likely to be the strongest magnet?
- 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.
Suggest an arrangement to store a U shaped magnet. How is this different from storing a pair of bar magnets?
