Question

Identify the materials necessary to create an electromagnet.

A. power source, metallic core, and electrical conductor

B. metallic core, magnet, and power source

C. metallic core and power source

D. electrical conductor and power source only

Answer 1

I think its A power source metallic core and electrical conductor

Answer 2

The answer is A.
Power source, metallic core, and electrical conductor.
I just took the test.