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प्रश्न
Repulsion is a surer test of magnetic condition of a body than attraction. Explain.
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उत्तर
Repulsion is the surest test of magnetism because the attraction can be caused between two unlike poles of the two magnets or between the magnet and magnetic substance such as iron, nickel etc. But repulsion is caused when two similar poles approach each other.
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संबंधित प्रश्न
What is an artificial magnet? State two reasons why do we need artificial magnets .
State four properties of magnetic field lines.
Write a note on the 'magnetic field'.
Define the agonic line.
State briefly the modern views on magnetism.
State whether true or false. If false, correct the statement.
Magnetic field lines always repel each other and do not intersect.
The magnetic field is the strongest at ____________.
Write the properties of magnetic lines of force.
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 ______.
