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प्रश्न
Artificial magnets are made in different shapes such as ______, _____ and _______.
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उत्तर
Artificial magnets are made in different shapes such as Bar-magnet, Horseshoe magnet, and Ring magnet.
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संबंधित प्रश्न
Fill in the blank
Like poles ______ each other and unlike poles _____
Select the correct alternative
A freely suspended magnet rests in
Name four appliances which work using electricity ?
Write true or false of the following statement.
Magnetic poles occur in pairs.
Fill in the blank.
Magnetic poles always exist in ...............
Fill in the blank.
The perpendicular bisector of the line joining the two poles of a magnet is called ...................
How will you do this?
Determine whether a material is magnetic or non-magnetic.
If a bar magnet is hung by a thread tied at its center, its north pole becomes steady in the direction of the ______ Pole of the earth.
The real test of a magnet is ______.
Draw lines of force surrounding a bar magnet when it is placed in the magnetic meridian with its north pole pointing geographic, north.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Why are E and F placed in contact with the poles of the magnets as shown in the diagram?
What do you understand by the term magnetic declination?
Explain the mechanism by which unmagnetized iron nails get attracted to a magnet when brought near it.
State the laws of magnetism.
Match the following.
| Magnetite | Magnetic lines |
| A tiny pivoted magnet | Natural magnet |
| Cobalt | Compass box |
| Closed curves | Ferromagnetic material |
| Bismuth | Diamagnetic material |
