Which electromagnet would have the most strength?
Question 24 options:
An electromagnet with 5 coils.
An electromagnet with 10 coils.
An electromagnet with 15 coils.
An electromagnet with 20 coils.
Question 24 options:
An electromagnet with 5 coils.
An electromagnet with 10 coils.
An electromagnet with 15 coils.
An electromagnet with 20 coils.