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प्रश्न
Fill in the blank
An electromagnet is used to separate large mass of ______ scrap.
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उत्तर
An electromagnet is used to separate large mass of iron scrap.
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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.
Select the correct alternative
Electromagnets are made up of
Select the correct alternative
An electromagnet is used in
What is an electromagnet?
You are given a U shaped soft iron piece, insulated copper wire and a battery. Draw a circuit diagram to make a horse shoe electromagnet ?
Name two factors on which the strength of magnetic field of an electromagnet depends ?
Name a domestic device in which an electromagnet is used ?
The incomplete diagram of an electric bell is given in fig. Complete the diagram and label its different parts ?
Describe the construction and working of an electric bell with the help of a diagram.
