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प्रश्न
Write true or false for a given statement.
An electric bell uses an electromagnet.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Fill in the blank
An electromagnet is used to separate large mass of ______ scrap.
Select the correct alternative
Electromagnets are made up of
Select the correct alternative
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?
Name two factors on which the strength of magnetic field of an electromagnet depends ?
State two common uses of electromagnets ?
Name a domestic device in which an electromagnet is used ?
The following diagram shows four circuits A, B, C and D. Each circuit has a cell and a torch bulb. Name the circuits in which the bulb will glow? Give reason to your answer.
