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प्रश्न
Distinguish between
Natural and artificial magnets.
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उत्तर
Natural magnets are the pieces of lodestone which are found in nature while artificial magnet is the magnetized piece of iron or steel.
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संबंधित प्रश्न
Tick the most appropriate answer.
The surest test of magnetism is
Define the following term regarding a bar magnet:
Magnetic axis
How will you do this?
Find the north pole of a magnet.
If a bar magnet is hung by a thread tied at its center, its north pole becomes steady in the direction of the ______ Pole of the earth.
If a bar magnet is cut into equal pieces by cutting it at right angles to its axis at two places, ______ bar magnets are formed, and a total of _____ poles are formed.
Bar magnets are often stored in pairs as shown in the figure. E and F being pieces of metal.
Mark on the diagram the poles of the second magnet,
With the help of a diagram explain the following:
Magnetisation of an iron bar by a single touch method.
Consider the statement given below and choose the correct option.
Assertion: Iron filings are concentrated more at the magnetic poles.
Reason: The magnets are so sharp.
What will happen when we place magnets near cell phones, computers, and DVDs?
