Question

masie was asked to go find out what affects the strength of electromagnets. she was given a simple electromagnet made from a coil of wire and a power supply
What variables could masie investigate?
form a question for masie to investigate

Answer 1

Factors that affect the strength of the electromagnet are:
How many of turns of wire?
What power current passing through the core?
What is the shape and size of the nucleus?
What is the nature of the core material?