Quiz NETK04

What is the name of the earthing system that combines earth and neutral and then separates at the consumer's intake?

• TN

• IT

• TN-S

• TN-C-S

Where a three-phase supply is provided for commercial or industrial properties what is the voltage most likely to be?

• 230 V

• 400 V

• 110 V

• 11 kV

Which one of the following is an exposed conductive part?

• Trunking

• Gas pipe

• Water pipe

• Ducting

What does the abbreviation ADS, in terms of electrical installation work, stand for?

• Automatic Disconnection of Service

• Automatic Disconnection of Supplementary Bonding

• Automatic Disconnection of Supply

• Automatic Diagnosis Switch

Which of the following indicates how a circuit operates?

• Site diagram

• Layout diagram

• Circuit diagram

• Block diagram

Which one of the following would you use to determine how a piece of equipment works?

• Code of practice

• BS 7671

• On-site guide

• User guide

You need to install cable in a high temperature environment. MICC is specified to use, however the customer asks if there is a cheaper alternative. What would this be?

• FP

• PVC/PVC

• SWA

• Fibre-optic

For a new build domestic property, what would the main service fuse be rated at?

• 80 A

• 70 A

• 90 A

• 100 A

The term 'strapper cable' is associated with:

• Power circuits

• Ring circuits

• One-way lighting

• Two-way lighting

If cables are buried in a wall to more than 50mm in depth, what additional action should be taken?

• None

• Fit RCD

• Fit HRC fuse

• Fit a thermal protective relay