Question

Farzin wants to make an electromagnet using a copper wire wrapped around an iron bar, as shown below.To make the bar an electromagnet, what should Farzin do next?aheat the wire around the barbtouch the ends of the wire togethercsend a current through the wiredconnect the wire to a bulb

Answer 1

We will have that Farzin should send a current through the wire in order to make the electromagnet.