Name a device that converts sound waves into electrical signals.
Electric generator
Microphone
Transformer
Solenoid
A microphone converts :
(a) electric energy into sound energy in ordinary telephone
(b) microwave energy into sound energy in a mobile phone
(c) sound energy into mechanical energy in a stereo system
(d) sound energy into electrical energy in public address system
I am a device that converts electrical signals to sound
Name a device which converts sound energy into electrical energy.