Question

electro magnatic power increase 3 process??

Answer 1

by wrapping the coil around an iron core 2nd way by adding more turns to coil and 3rd way by increasing current flowing through coil

Answer 2

Answer:

Electromagnets

wrapping the coil around a piece of iron (such as an iron nail)

adding more turns to the coil.

increasing the current flowing through the coil.