Yes.
ther made from atype of rock they are made from a type of rockkk
Powerful electromagnets
you get a magnetic maerial (mainly iron nail) and wrap copper wire around it and attach a baterie to the copper wire and there you have it, an electromagnet
Electromagnets, they are usually made of a iron core and a warping of copper.
Electromagnets
yes. to make it stronger, increase the electric flow.
Electromagnets do not affect glue.
You can turn electromagnets on and off.
Yes, food processors do have electromagnets.
All electromagnets are magnetic when they are turned on.
You can turn electromagnets on and off.