5 Questions
What is the main purpose of conducting insulation resistance tests on a new electrical installation before connecting it to the mains?
To ensure the installation is free from faults and complies with electrical rules
Which of the following is NOT a common test performed on a new electrical installation before connection to the mains?
Testing of phase-neutral continuity
What is the main advantage of using trunking over conduit for running a large number of cables?
Trunking has a removable lid which allows the cables to be laid in rather than drawn in
What is the primary purpose of using mechanical connectors when terminating cables in an electrical installation?
To provide a secure and reliable connection between the cable and the terminal
Which of the following is NOT a common accessory used with trunking systems?
Junction boxes
Test your knowledge on trunking, a fabricated casing for conductors and cables, and mechanical connectors used for electrical installations. Learn about the materials, accessories, and applications of trunking in electrical systems.
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