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प्रश्न
Complete the following diagram of magnets to show the lines of force.
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उत्तर
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संबंधित प्रश्न
The figure given below shows the magnetic field between two magnets:
Copy the diagram and label theother poles of the magnets.
Which is the weaker magnet?
Explain the following :
Several soft iron pins can cling, one below the other, from the pole of a magnet.
Select the correct option:
The magnetic strength of a bar magnet is:
Define the agonic line.
How do you account for the following fact?
Soft iron keepers help to prevent the magnets from losing their magnetic properties.
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.
State whether true or false. If false, correct the statement.
Magnetic field lines always repel each other and do not intersect.
When the conductor is perpendicular to the magnetic field, the force will be the ______, When it is parallel to the magnetic field, the force will be ______.
A closely wounded circular coil of radius 5 cm produces a magnetic field of 37.68 × 10-4 T at its center. The current through the coil is ______ A. [Given, number of turns in the coil is 100 and π = 3.14)
