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प्रश्न
Distinguish between
Magnetic properties of iron and steel.
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उत्तर
Iron has high susceptibility and low retentivity means it acquires the magnetism faster and removes it soon as well. While , steel has low susceptibility and high retentivity.
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संबंधित प्रश्न
Draw a diagram to show the magnetic field lines around a bar magnet.
A strong bar magnet is placed vertically above a horizontal wooden board. The magnetic lines of force will be:
(a) only in horizontal plane around the magnet
(b) only in vertical plane around the magnet
(c) in horizontal as well as in vertical planes around the magnet
(d) in all the planes around the magnet
Fill in the following blank with suitable words:
The lines of ........... round a straight current-carrying conductor are in the shape of ...........
What is a lodestone?
State four properties of magnetic field lines.
State whether the magnetic field lines in part (a) represent a uniform magnetic field or non-uniform magnetic field?
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 two magnets in line, with unlike poles facing one another.
The magnetic field lines always begin from ____________.
Define magnetic field lines of force.
