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प्रश्न
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उत्तर
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संबंधित प्रश्न
Explain why, a freely suspended magnet always points in the north-south direction.
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.
Insert two magnetic field lines on either side of the magnet using arrow head to show the direction of each field line.
Complete the following sentence :
If the field lines in a magnetic field are parallel and equidistant, the magnetic field is __________ .
Which substances are used for making electromagnets?
A charge of 5000 C flows through an electric circuit in 2 hours and 30 minutes. Calculate the magnitude of current in a circuit.
State briefly the modern views on magnetism.
Repulsion is a surer test of magnetic condition of a body than attraction. Explain.
Draw diagram showing the arrangement of the lines of force for a piece of soft iron laid in line with the magnetic field.
Magnetic field lines determine ______.
