Question

what are the factors affecting the strength of the electromagnet​

Answer 1

Explanation:

The strength of electromagnet depends upon the following factors:

• The core used to make the magnet
• Strength of current passing through it

Answer 2

$\huge \star {Answer}$

Factors that affect the strength of electromagnets are the nature of the core material, strength of the current passing through the core, the number of turns of wire on the core and the shape and size of the core.