<P> Mains electricity is the general - purpose alternating - current ( AC ) electric power supply . Mains electricity is the form of electrical power that is delivered to homes and businesses , and it is the form of electrical power that consumers use when they plug kitchen appliances , televisions and electric lamps into wall sockets . </P>
<P> Mains electricity is the general - purpose alternating - current ( AC ) electric power supply . Mains electricity is the form of electrical power that is delivered to homes and businesses , and it is the form of electrical power that consumers use when they plug kitchen appliances , televisions and electric lamps into wall sockets . </P>
is electricity in a house ac or dc
is electricity in a house ac or dc
AC
AC