How can the strength of an
electromagnet increase?
Remove the
core, leaving
only the coils of
wire.
Remove the
battery.
Add more loops
(coils) of wire
around the core.
Remove loops
(coils) of wire
from around the
core.
electromagnet increase?
Remove the
core, leaving
only the coils of
wire.
Remove the
battery.
Add more loops
(coils) of wire
around the core.
Remove loops
(coils) of wire
from around the
core.