Question

If you make an electromagnet using a battery circuit and a steel nail, how can you increase its magnetic strength?

Use a longer nail.


Wrap more coils of wire around the nail.


Replace the nail with a copper rod.


Remove the plastic insulation from the wire coil.
I would like a little help with this please,··

Answer 1

If i am correct it would be C

Step-by-step explanation:

Electric energy travels better through copper than it does steel

Answer 2

C I think

Step-by-step explanation:

I learned this last year