if all the wires in household circuit are insulated for safety , why do you think the pins on the electric plug are not ???
Answers
Answered by
1
Answer:
A plug connects a device to the mains electricity supply. The cable between the device and the three-pin plug contains three copper wires that are coated with plastic.
copper wires are good conductors
plastic is a good insulator
Each part of the plug has a function
Similar questions