What document should be referred to for specific wiring details of domestic heating controls?

Which is the most likely supply voltage type and rating used for a central heating circulating pump?

Which of the following would be found on a low voltage central heating wiring system?

Which of the following earth arrangements uses an installation earth electrode as part of the earth fault path?

Which one of the following conductors connects an installation main earthing terminal to the incoming copper mains water pipe?

Which one of the following would be used to connect 2 pipes together in a bathroom?

Which one of the following components operates under earth fault conditions only?

Out of the following cartridge fuses which would be used to provide overcurrent protection to a 230V domestic central heating circuit with a total load of 600W?

Which one of the following protection methods applies when installing circuits using single core cable?

Which one of the following would be most likely to be damaged first in the event a current exceeds its maximum capacity?

Which of the following is the recommended method used to secure circuit breakers in the off position?

A circuit breaker located within the consumers control unit controlling a shower circuit requires replacement. Which is the correct part of the installation for carrying out safe isolation?

A ring final circuit needs the addition of a fused connection for a boiler. Which of the following is the 'most' suitable location to carry out the safe isolation so you can do the work?

Which of the following is the correct method of ensuring safety following the safe isolation and locking off of a circuit?

Safe isolation requires the following steps. 1. Check instrument on known supply 2. Lock off circuit and post notices 3. Locate correct isolation device 4. Check all parts of the circuit are dead using an approved voltage indicating device 5. Isolate the circuit Place them in order.

Which of the following faults is 'most' likely to cause electrocution?

What is the most likely fault if an appliance works intermittently?

Which is the most likely fault that would cause an RCD to trip when an electric shower is switched on using the local functional switch?

When wiring a plug top the connections should be made so that the final cable to break if pulled out would be?

An immersion heater has an intermittent fault. The cable has become brittle and the circuit keeps shorting out. What is the cause of this?

Which one of the following would be the most likely cause of brown discoloration on the front of a socket outlet?

Fault finding reveals a serious fault in a domestic installation which could result in serious electric shock. Who should be informed immediately?

Fault finding is undertaken in a commercial building during non-working hours. A potentially deadly fault is found which would require large scale works to fix. Which action would be the most appropriate to take?

Which of the following is the 'most likely' outcome if there is a neutral connection loose within a lighting circuit that is not fixed?

Which of the following is the reason for using temporary continuity bonding to pipework?

Which one of the following would be used to cut a copper conductor within a flexible cable, to the correct length?

Which of the following terminal connections is most often used within a junction box?

Which of the following tests would use a test voltage of 500V DC?

A test for safe isolation on an electrical system should use

What piece of equipment would be used to test the working of a voltage tester?

What is resistance measured in?

What is current measured in?

What is power measured in?

What is electrical potential measured in?

What type of electrical test is used to confirm that the line and neutral conductors are connected correctly and not crossed?

Which of the following colour conductors should be connected to the line terminal of a three pin plug?

Which of the following colour conductors should be connected to the neutral terminal of a three pin plug?

What document details the regulations that must be followed while doing electrical work?

When installing electrical systems rubber grommets are used, where would they be found?