How sensor does work?

Answer:
Sensors are designed to respond to a particular change in condition. Pressure, temperature, barometric, rainfall and so on.
Usually they take the form of a transducer to convert the signal into an electrical one, which makes subsequent manipulations easy.
First answer by Suma rongi. Last edit by Suma rongi. Contributor trust: 157 [recommend contributor recommended]. Question popularity: 1 [recommend question].