Question

What is a switch? why is it important in a circuit?

Answer 1

A switch is an electrical device which is used to break or complete a circuit. When the switch is in the ON position current flows in the circuit and is said to be a close circuit.

It is an important part in an electric circuit as it is safe to handleand can be placed anywhere in a circuit.

Its a kind of controller.

Answer 2

Answer:

ᴀ ꜱᴡɪᴛᴄʜ ɪꜱ ᴜꜱᴇᴅ ᴛᴏ ꜱᴛᴀʀᴛ ᴏʀ ꜱᴛᴏᴘ ᴄᴜʀʀᴇɴᴛ ꜰʀᴏᴍ ꜰʟᴏᴡɪɴɢ ɪɴ ᴀ ᴄɪʀᴄᴜɪᴛ .