Neutral Wire Diagram. This is an alternative to the traditional junction box system it uses less cable. The neutral wire is bonded to the earth ground inside the panel.
If the light is connected to a live supply line and neutral wires it will light up. Copper wire coated in striped plastic that provides a path for. The brown cable known as the live wire actually delivers electricity to your appliance.
Hopefully this will make it clearer as to what the wires at the ceiling rose are for.
The blue wire is known as the neutral wire and its job is to take electricity away from an appliance. The white is also known as the neutral wire and this wire connects with the silver screw. Wiring two switches for two lights here two switches are wired in the same box to control two separate lights. 2 or more circuits.