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प्रश्न
Select the correct option:
The magnetic strength of a bar magnet is:
पर्याय
maximum at its center
same along the magnet
maximum near its ends
none of these
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उत्तर
maximum near its ends
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संबंधित प्रश्न
Explain the mechanism of attraction of iron nails by a magnet when brought near them.
What do you understand by the term magnetic field lines?
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
Insert two magnetic field lines on either side of the magnet using arrow head to show the direction of each field line.
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.
Define the isoclinic line.
Complete the following diagram of magnets to show the lines of force.
What are the properties of a magnet?
The magnetic field lines always begin from ____________.
Write the properties of magnetic lines of force.
A student fixes a white sheet of paper on a drawing board. He places a bar magnet in the centre and sprinkles some iron filings uniformly around the bar magnet. Then he taps gently and observes that iron filings arrange themselves in a certain pattern.
- Why do iron filings arrange themselves in a particular pattern?
- Which physical quantity is indicated by the pattern of field lines around the bar magnet?
- State any two properties of magnetic field lines.
