Question

Earth wire is also known as ground wires why

Answer 1

Hello mate●︿●

ground or Earth is a mean AC power electrical wire system is a condition that provides a low in dense path to the earth.

Hope it help you!!

Answer 2

Earth Wire is also known as ground wire because when there is leakage of current in any appliance then this current flows into the earth or the GROUND and the person does not receive any shock.

That is why it's called Ground Wire.
Hope it Helps!