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प्रश्न
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
What is the material of darkened part?
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उत्तर
The darkened part is a non-magnetic material like wood.
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संबंधित प्रश्न
What is declination ? Draw a diagram to show the angle between the declination and true direction of geographic north.
Define the following term regarding a bar magnet:
Magnetic field
Answer the following in detail.
How can a magnet be demagnetized?
Define the following term regarding a bar magnet:
Magnetic equator
How will you do this?
Find the north pole of a magnet.
Write the answer in your word.
What are the practical uses of a magnet?
Describe, how you will proceed to determine the position of the pole of a bar magnet.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic, north.
State three important properties of a magnet.
What is the connection between electricity and magnetism?
