Basic Knowledge Quizzes for Wire & Cable


1. Wire cables can be divided into how many types in accordance with application?
According to different purposes wire cables can be divided into bare conductors, insulated wires, heat-resist wires, shielded wires, electrical cables, control cables, communication cables and radio-frequency cables etc.

2. How many kinds of insulated wires?
PVC insulated wire, pvc insulated flexible wire, nitrile pvc compounds insulated wire, rubber insulated wire, pvc insulated and sheathed wire and so on.

3. How many types of cable accessories commonly used?
There are cable terminal boxes, cable center junction boxes, connecting tubes, amphenol connectors and cable trays.