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प्रश्न
What is a natural magnet? State two limitations of a natural magnet.
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उत्तर
The pieces of lodestone found in nature are called the natural magnets. Limitations of a natural magnet are as listed below:
(i) They are irregular and odd shaped.
(ii) They are not magnetically very strong.
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संबंधित प्रश्न
You are given the magnetic field pattern of a magnet. How will you find out from it where the magnetic field is the strongest?
Draw the pattern of magnetic field lines near a bar magnet placed with its North Pole pointing towards the geographic North. Indicate the position of neutral points by marking X.
Figure. shows a bar magnet placed on the table top with its north pole pointing towards south. The arrow shows the north-south direction. There are no other magnets or magnetic materials nearby.
What is the magnitude of the magnetic field at each neutral point? Give a reason for your answer.
Describe two methods of determining the arrangement of the lines of force in the field close to a bar magnet. Give a brief explanation of each method.
Draw diagram showing the arrangement of the lines of force for a single magnet.
Complete the following diagram of magnets to show the lines of force.
The relative strength of the magnetic field at a point in the space surrounding the magnet is shown by the ____________.
The magnetic field lines always begin from ____________.
Magnetic lines of force never ______ each other.
Assertion (A): Magnetic field lines never intersect each other.
Reason (R): If they intersect, then at the point of intersection, the compass needle would point towards two directions, which is not possible.
