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प्रश्न
State if the following statement is true or false. Correct the statement if it is false.
Temporary magnets are made of cobalt.
विकल्प
True
False
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उत्तर
False.
Temporary magnets are made of soft iron.
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संबंधित प्रश्न
Write true or false of the following statement.
Artificial magnets are weaker than the natural magnets.
Write true or false of the following statement.
Permanent magnets get easily demagnetised.
Select the correct answer
The artificial magnet used to detect direction in the laboratory is
What are natural and artificial-magnets?
Describe the method by which an iron bar can be made a magnet.
State three differences between the temporary and permanent magnets.
Name the material of the core of an electromagnet for temporary magnet.
Give a reason for the following.
Electromagnets are temporary magnets.
Answer the following in detail.
Distinguish between a temporary magnet and a permanent magnet.
You are given an iron strip. How will you make it into a magnet?
