What will increase the strength of an electromagnet? A. Adding more loops to the wire
B. Wrapping the wire around a piece of paper
C. Turning the current down
D. Having fewer coils

B. Wrapping the wire around a piece of paper

The Answer will be :

=》A. Adding more loops to the wire.

We can increase the strength of electromagnet by increasing current flowing through it, increasing number of loops or placing a soft iron core inside it.

samuel de champlain. in 1608, king henry iv sponsored pierre dugua, sieur de mons and samuel de champlain as founders of the city of quebec with 28 men. this was the second permanent french settlement in the colony of canada.