Why is earthing needed in domestic circut? Or, what is the function of the earth wire?
Kindly refer to the link given below to get your answer.
https://www.meritnation.com/ask-answer/question/what-is-the-function-of-an-earth-wire-why-is-it-necessary/magnetic-effects-of-electric-current/6292585
https://www.meritnation.com/ask-answer/question/what-is-the-function-of-an-earth-wire-why-is-it-necessary/magnetic-effects-of-electric-current/6292585