6035ELECTPPT2

What is the correct order of components through which electricity flows from the incoming supply to the appliances/circuits according to the diagram?

• Meter, Supplier's fuse, Consumer unit, Appliances/circuits

• Supplier's fuse, Meter, Appliances/circuits, Consumer unit

• Incoming supply, Supplier's fuse, Meter, Consumer unit, Appliances/circuits

• Consumer unit, Meter, Supplier's fuse, Appliances/circuits

Which of the following materials is a good conductor of electricity?

• Rubber

• Copper

• Plastic

• Glass

What is the role of insulators in electrical components?

• To allow electricity to flow

• To protect the consumer from electric shocks

• To generate electricity

• To conduct heat

Which of the following is not a good conductor of electricity?

• Silver

• Aluminum

• Copper

• Rubber

What is the typical use of a 1.5mm twin and earth cable?

• Ring main

• Larger electric showers (11kW)

• Lighting

• Smaller electric shower (7kW)

Which color is used to denote the neutral wire in electrical components?

• Green

• Yellow

• Blue

• Brown

What is the color coding for the earth wire that needs sleeving for protection?

• Blue and Brown

• Red and Black

• Green and Yellow

• White and Grey

A 10mm twin and earth cable is typically used for what purpose?

• Lighting

• Ring main

• Smaller electric shower (7kW)

• Larger electric showers (11kW)

What is the primary use of armoured cable as mentioned in the text?

• It is used for interior lighting circuits.

• It is used on the incoming mains or to supply an outhouse with power.

• It is used for connecting portable devices.

• It is used for data transmission in computer networks.

What additional protection does the metal armour of an armoured cable provide?

• Electrical insulation

• Additional mechanical protection where it may be vulnerable.

• Waterproofing

• Flexibility for easy installation