an electro magnet consist of a core of _________ wrapped around with a coil of insulated copper wire
class 10
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3
Answer:
current: A flow of electrons. electromagnet: A magnet made of an insulated wire coiled around an iron core (or any magnetic material such as iron, steel, nickel, cobalt) with electric current flowing through it to produce magnetism.
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4
Answer:
iron core
Explanation:
A simple electromagnet consisting of a coil of wire wrapped around an iron core. A core of ferromagnetic material like iron serves to increase the magnetic field created. The strength of magnetic field generated is proportional to the amount of current through the winding.
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