Question

You can increase the strength of an electromagnet’s field by
a.
decreasing the current in the solenoid.
b.
decreasing the number of loops in the solenoid.
c.
using a stronger ferromagnetic material for the core.
d.
winding the coils more loosely.

Answer 1

According to Google, you can increase the strength of an electromagnetic's field by C. using a stronger ferromagnetic material for the core.

Answer 2

Answer:

c on edg 2020

Explanation: