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प्रश्न
Draw diagram showing the arrangement of the lines of force for a single magnet.
उत्तर
Arrangement of the lines of force single magnet:
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संबंधित प्रश्न
The magnetic field lines produced by a bar magnet:
(a) originate from the south pole and end at its north pole
(b) originate from the north pole and end at its east pole
(c) originate from the north pole and end at its south pole
(d) originate from the south pole and end at its west pole
The shape of the earth's magnetic field resembles that of an imaginary:
(a) U-shaped magnet
(b) Straight conductor carrying current
(c) Current-carrying circular coil
(d) Bar magnet
What is a lodestone?
How will you test whether a given rod is made of iron or copper?
[Hint : Iron rod gets magnetised when placed near a bar magnet by magnetic induction, while copper rod does not get magnetised]
What do you understand by the term magnetic field lines?
Which substances are used for making electromagnets?
A battery can supply a charge of 25 × 104 C. If the current is drawn from battery at the rate of 2.5 A, calculate the time in which battery will discharge completely.
Define the isoclinic line.
The relative strength of the magnetic field at a point in the space surrounding the magnet is shown by the ____________.
Define magnetic field lines of force.
