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प्रश्न
Write true or false for a given statement.
In an electromagnet, the core is made up of copper.
विकल्प
True
False
MCQ
सत्य या असत्य
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उत्तर
False
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संबंधित प्रश्न
Write true or false for a given statement.
An electric bell uses an electromagnet.
Write true or false for a given statement.
An electromagnet with soft iron core is a temporary magnet.
Fill in the blank
An electromagnet is used to separate large mass of ______ scrap.
Select the correct alternative
Electromagnets are made up of
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An electromagnet is used in
Select the correct alternative
The purpose of armature in an electric bell is
What is an electromagnet?
Name the material of an electromagnet?
State two common uses of electromagnets ?
Name a domestic device in which an electromagnet is used ?
