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A magnet that work only when there is a flow of electricity
a.elecromagnet
b.horeshoe magnet
c.bar magnet
d.magnwtite

Sagot :

Answer:

A.

Explanation:

Electromagnets. An electromagnet is a coil of wire with an electric current flowing through it. When the wire is coiled around in a cylinder, we call this a solenoid. The solenoid becomes an electromagnet when a current flows through it.