Question

question 29
1 pts
which of the following is a device in which magnetism is produced by an electric current running through a wire wrapped around an iron or steel core?
electromagnet
battery
generator
motor

Explanation:

An electromagnet is a device where magnetism is generated by an electric current flowing through a wire coiled around a ferromagnetic core (like iron or steel). A battery stores electrical energy. A generator converts mechanical energy to electrical energy. A motor converts electrical energy to mechanical energy.

Answer:

electromagnet