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प्रश्न
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उत्तर
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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 strength of the magnetic field between the poles of an electromagnet would be unchanged if:
What is an artificial magnet? State two reasons why do we need artificial magnets .
Can two magnetic field lines intersect each other? Give reason to your answer.
Draw magnetic field lines produced around a current-carrying straight conductor passing through cardboard. Name, state and apply the rule to mark the direction of these field lines.
Select the correct option:
A bar magnet is rubbed on a bar of steel along its length 20 times. The bar of steel gets magnetised due to the process of:
Define the isoclinic line.
Distinguish between
Magnetic properties of iron and steel.
The magnetic field lines are stronger near the ______ and it diminishes as you go away from it.
Define magnetic field lines of force.
