Answer:
Speakers are used to convert electrical energy from computer to mechanical energy in air in the form of sound.
Explanation:
If we want to heard music or some sound that is stored or available in computer. This music or sound is stored in computer in the form of electrical signal by using a transducer that can be a MIC.
If we want to convert the electrical energy that is stored in computer to sound we use speaker. The speaker is an electrical device that is used to convert electrical signal into mechanical signal in the form of sound in the air.
