motors and generators

Front

What do electric generators convert mechanical force into?

Back

Electric current.

Tags

NGSS.MS-PS3-5

Front

What does a motor convert electrical current into?

Back

Mechanical force.

Front

What is a generator?

Back

An apparatus for producing gas, steam, or another substance.

Front

What did Hans Oersted discover?

Back

That a current in a wire could create a magnetic field.

Front

What materials are needed to make an electromagnet?

Back

A battery, a nail, and wire.

Front

What is the principle of electromagnetic induction?

Back

The process by which a changing magnetic field can induce an electric current in a conductor.

Tags

NGSS.HS-PS2-5

Front

What is the difference between AC and DC motors?

Back

AC motors run on alternating current, while DC motors run on direct current.

Front

What is the function of a commutator in a motor?

Back

To reverse the direction of current flow in the motor windings.

Tags

NGSS.HS-PS2-5

Front

What is the role of a rotor in a generator?

Back

The rotor is the rotating part of the generator that creates a magnetic field.

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Front

How does a transformer work?

Back

A transformer changes the voltage of alternating current using electromagnetic induction.

Tags

NGSS.HS-PS2-5