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प्रश्न
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.
Indicate by crosses, the likely positions of the neutral points.
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उत्तर
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संबंधित प्रश्न
What are the two ways in which you can trace the magnetic field pattern of a bar magnet?
State whether the following statement is true of false:
The axis of earth's imaginary magnet and the geographical axis coincide with each other.
A charged particle enters at right angles into a uniform magnetic field as shown:
What should be the nature of charge on the particle if it begins to move in a direction pointing vertically our of the page due to its interaction with the magnetic field?
Explain the following :
Several soft iron pins can cling, one below the other, from the pole of a magnet.
Explain why iron filings which are sprinkled on a sheet of cardboard placed over a bar magnet take up a definite pattern when cardboard is slightly tapped.
A dry cell can supply a charge of 800 C. If continuous current of 8.0 mA is drawn, calculate the time in which cells will discharge completely.
Complete the following diagram of magnets to show the lines of force.
State whether true or false. If false, correct the statement.
Magnetic field lines always repel each other and do not intersect.
Write the properties of magnetic lines of force.
