Does earth wire carry current?
No, the earth wire only conducts current when the isolation between the electrical supply and the metal frame of the appliance, has failed. When this happens, the surfaces of the appliance have become live and can give someone an electric shock.
No, the earth wire only conducts current when the isolation between the electrical supply and the metal frame of the appliance, has failed. When this happens, the surfaces of the appliance have become live and can give someone an electric shock.