What kind of energy transformations take place at a hydroelectric power station ?

What kind of energy transformation takes place at a thermal power station?

What kind of energy transformations take place at a coal-based thermal power station ?

Hydroelectric power plant

In a hydroelectric power plant,

What kind of energy transformation takes place in an electric motor ? Name any two devices which use electric motor as an essential component of their working .

What type of energy transformation takes place in an electric generator ?

What type of energy transformation take place in electric generator?

What kind of energy transformation take place in an electric fan and a loudspeaker ?