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प्रश्न
With the help of a diagram explain the following:
Magnetisation of steel needle using electric current such that the pointed end should have north polarity.
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उत्तर
The magnetisation of steel needle using electric current: Wind a length of copper wire around a steel needle and connect it to battery and switch. After the current is passed through the copper wire for some time, we will notice that the steel needle got magnetised.
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संबंधित प्रश्न
Write true or false of the following statement.
Magnetic poles occur in pairs.
How will you do this?
Find the north pole of a magnet.
A magnet remains steady in a ________ direction.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic south.
State three important properties of a magnet.
Define the following term:
Geographic meridian
One of the following is an example for a permanent magnet.
What are the factors that determine the strength of the magnet?
Define the terms magnet and magnetism.
