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प्रश्न
Tick the most appropriate answer.
Temporary magnets are made of
पर्याय
soft iron
steel
stainless steel
copper
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उत्तर
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
Making a magnetic substance a magnet by bringing it closer to another magnet without touching it, is
What are natural and artificial-magnets?
Describe the method by which an iron bar can be made a magnet.
Name the material of the core of an electromagnet for temporary magnet.
State if the following statement is true or false. Correct the statement if it is false.
Temporary magnets are made of cobalt.
Answer the following in detail.
Distinguish between a temporary magnet and a permanent magnet.
It was observed that a pencil sharpener gets attracted by both the poles of a magnet although its body is made of plastic. Name a material that might have been used to make some part of it.
Column I shows different positions in which one pole of a magnet is placed near that of the other. Column II indicates the resulting action between them for each situation. Fill in the blanks.
| Column I | Column II |
| N - N | ______ |
| N - ______ | Attraction |
| S - N | ______ |
| ______ - S | Repulsion |
