As this occurs, an armature opens the contacts, allowing the diaphragm to spring back to its original position.
What is a Horn?
This is referred to as a simple electromagnetic devices that produce loud, audible sounds to alert people etc.
The movement of the armature flexes the diaphragm which results in the opening of the electrical contacts which is how the horn works.
Read more about Horn here https://brainly.com/question/24322508
