Motor and Generator

A generator is a device which converts electrical energy into mechanical energy.

• True

• False

Motor : electromagnetism : : generator : electromagnetic induction

• True

• False

The following are applications of electric motor EXCEPT ________________.

• water pumping stations

• machine tools

• food processors

• power plants

Which basic part of a generator distinguishes AC from DC?

• brushes

• rotor

• commutator

• stator

What energy transformation takes place in an electric fan's motor?

• electrical energy into mechanical energy

• mechanical energy into electrical energy

• alternating current to direct current

• direct current to alternating current

Who among these physicists developed the principle of electromagnetic induction?

• Hans Christian Oersted

• Michael Faraday

• Heinrich Hertz

• James Clerk Maxwell