Question

explain the electrical wiring in our houses and other related important points​

Answer 1

Explanation:

Most homes have three-wire service—two hot wires and one neutral. Throughout the house, one hot wire and one neutral wire power conventional 120-volt lights and appliances. Both hot wires and the neutral wire make a 240-volt circuit for large appliances such as air conditioners and electric furnaces

The most common type of home electrical wiring is the NM cable, also known as the Romex cableThe most common type of home electrical wiring is the NM cable, also known as the Romex cable

Most residential service includes three wires: two cables carrying 120 volts each (for a total of 240 volts) and one grounded neutral wire. If the cables are hung overhead, they are collectively called a service drop