Electricity and Magnetism Flashcard

Front

A generator converts mechanical energy into ____________.

Back

Electricity

Front

Which of the following magnets can be turned on and off?

Back

Electromagnet

Front

What kind of energy transformation takes place in a generator?

Back

Mechanical to Electrical

Front

Which of the following converts Electrical energy into Mechanical energy?

Back

Electric Motor

Front

What is produced when an electric current flows through a wire?

Back

Magnetic field

Front

Define electromagnet.

Back

A type of magnet in which the magnetic field is produced by an electric current.

Front

What is the principle behind how a generator works?

Back

A generator works on the principle of electromagnetic induction.

Front

What is the difference between a permanent magnet and an electromagnet?

Back

A permanent magnet produces a constant magnetic field, while an electromagnet's field can be turned on and off.

Front

What is the role of an electric motor?

Back

An electric motor converts electrical energy into mechanical energy.

Front

What happens to the magnetic field when the electric current is increased?

Back

The strength of the magnetic field increases.