Question

What is a switch ? How help in an electric circuit? ​

Answer 1

Answer:

What is a switch ? How help in an electric circuit?

Answer 2

$\huge \fbox \pink{Answer✓}$

An electric switch is an electrical component which helps circuit by controlling current flow. When you switch on the switch of fan then only it works. ... Similarly when you set it at off position, it breaks the circuit thus current flow stops and fan stop rotating

Explanation:

hope it will help :)