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प्रश्न
The shape of the Earth’s magnetic field resembles that of an imaginary ______.
विकल्प
U-shaped magnet
straight conductor carrying current
solenoid coil
bar magnet
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उत्तर
The shape of the Earth’s magnetic field resembles that of an imaginary bar magnet.
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संबंधित प्रश्न
A magnet attracts:
- The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it the direction of the compass needle for each of the cases B, C and D.
- Which is the north pole, X or Y?
Why does a freely suspended magnet always rest in a north-south direction?
Tick the most appropriate answer.
The region around a magnet where its magnetic force can be experienced is called
A magnetic field can pass through ______ and ______.
A compass is used for ______.
By which instrument, the presence of a magnetic field be determined?
Convert 1 tesla into gauss.
The magnetic field at a point is ______ to the magnetic field lines.
Assertion (A): The work done by a magnetic field on a moving charge is zero.
Reason (R): In a magnetic field force is perpendicular to the velocity.
