Question

67. Explain the method of preparing electromagnet.
how do you test the poles of an electromagnet
with the help of magnetic compass?​

Answer 1

Explanation:

To create a simple electromagnet, you'll need a source of electricity, a conductor, and metal. Wrap insulated copper wire tightly around an iron screw or nail before connecting the wire to a battery, and watch as your new electromagnet picks up small metal objects.

Answer 2

Answer:

electromagnet is a megent which is made by the flowing of electric current through it work as megnet only for some time...

with the help of compass neddle..