Question

why are different symbols used to represent a switch in a circuit?

Answer 1

I can't understand your question

Answer 2

Answer:

Switches

Component Function of Component

Push-to-Break Switch This type of push switch is normally closed (on), it is open (off) only when the button is pressed.

On-Off Switch (SPST) SPST = Single Pole, Single Throw. An on-off switch allows current to flow only when it is in the closed (on) position.