A generator in a power plant converts rotating kinetic energy into electrical energy An electric motor is a device which changes electrical energy into kinetic. For example-- Fans could be like electric energy to kinetic energy...
Generator
Electrical generator: A device for converting mechanical (kinetic) energy into electrical energy.
The motor changes electrical energy into mechanical (torque) energy.
electromagnets and electro moters
Any hydroelectric, wind, or hand-crank generator changes kinetic energy to electrical energy.
An electrical generator
One example is an electric motor, which turns electrical energy into kinetic energy.
generator
kinetic (the energy in the moving air)
A turbine.
Yes, because it is not 100 % efficient at converting electrical energy into kinetic energy.
a battery