Physics
State the colour coding of the three wires in a cable used for wiring in a household electrical circuit.
Related Questions
State the voltage at which electricity is supplied to our houses.
Draw a labelled diagram with the necessary switches to connect a bulb, a fan and a plug socket in a room with the mains. In what arrangement will you connect them to the mains?
Why is the metal covering of an electrical appliance earthed?
An electrical appliance is rated as 60 W - 150 V.
(a) What do you understand by this statement?
(b) How much current will flow through the appliance when in use?