State the colour coding of the three wires in a cable used for wiring in a household electrical circuit.

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Solution

The protective ground is green or green with yellow stripe. The neutral is white, the hot (live or active) single phase wires are black , and red in the case of a second active

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State the colour coding of the three wires in a cable used for wiring in a household electrical circuit.

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(d) To which wire should the switch and fuse be connected?

Fill in the blanks:

(a) The unit in which we pay the cost of electricity is ___

(b) The electrical energy consumed in a house is measured by ___

(d) A switch is connected to the ___ wire.

(e) The red colour insulated wire in a cable is the ___ wire.

(f) One kilowatt hour is equal to ___ joule.

(g) A fuse wire should have low ___.

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