06. Which Material is not a Good Conductor ?
07. The Minimum Depth of Junction Boxes Used in roof slabs shall be ?
- 75 mm
- 70 mm
- 65 mm
- 60 mm
08. The Fusing Factor HRC fuse is ?
09. What is the advantage of concealed wiring?
- Easy to maintain
- Less voltage drop
- High insulation resistance
- Protection against moisture
10. What is the purpose of the flexible cords in
- domestic wiring?
- Concealed wiring
- Run cable through holes in ceiling
- Connection transportable appliances