ELECTRICAL WIRING SYSTEM - Quiz

1) What is the recommended minimum height of socket outlet shall be provided in the bathroom?

130 cm 140cm 150cm 200cm

2) What is the name of term that the time taken by a fuse to interrupt the circuit in the event of fault?

Fusing current Fusing factor Cut off factor Current rating

3) Which is used to quench the arc quickly without any fire hazard?

Dry sand Lime powder Graphite Silica

4) Which type of fuse is used for electronic circuits?

Ferrule contact cartridge fuses Re wireable type fuses HRC fuses Diazed screw type cartridge fuses

5) Why the foot contacts of the fuse cartridges have different diameters for each rated current?

To increase the current rating To increase the contact area To reduce the rating effect To prevent the insertion of wrong current rated cartridges