What is an electromagnet?
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An electromagnet is a temporary magnet made by winding wire around a soft iron core and on passing electric current it creates a magnetic field around itself and behaves like a magnet.
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What is a magnetic compass? State its use.
Explain the meaning of the term magnetic field.
Name the material of an electromagnet.
Draw a labelled diagram to make a soft iron bar as an electromagnet. Describe in steps the procedure.