Dynamo ------------Mechanical energy into electrical energy
Candle--------------Chemical energy into light and heat energy
Microphone---------Sound energy into electrical energy
Loud Speaker------Electrical energy into sound energy
Solar cell -----------Solar energy into electrical energy
Tube light-----------Electrical energy into light energy
Electric Bulb---------Electrical energy into light and heat energy
Battery---------------Chemical energy into electrical energy
Electric motor------- Electrical energy into mechanical energy
Sitar-------------------Mechanical energy into sound energy