Electromagnets, Motors, & Generators Test Review PS2.1 & ETS1.1

The poles of the electromagnet are reversed.

Iron, nickel, cobalt.

An electromagnet is a type of magnet in which the magnetic field is produced by an electric current.

Mechanical force.

A magnetic field is induced around the wire.

In a series circuit, components are connected end-to-end, while in a parallel circuit, components are connected across common points.

A generator converts mechanical energy into electrical energy.

Magnetic field strength is a measure of the intensity of the magnetic field, often represented by the symbol 'B'.

Materials like iron, nickel, and cobalt are commonly used to make permanent magnets.

The strength of an electromagnet can be increased by increasing the electric current or adding more coils of wire.