WorksheetsElectrical Installations Conduit Quiz
Total questions: 15
Worksheet time: 8mins
What is one advantage of using steel conduit?
It is lightweight
It is inexpensive
It affords conductors good mechanical protection
It is easy to install
What is a disadvantage of steel conduit?
It is prone to melting
It is liable to corrosion when subject to acid, alkali, and other fumes
It is not durable
It is difficult to find
What is a benefit of using steel conduit in terms of fire safety?
It increases fire risks
It minimises fire risks
It is fireproof
It is flammable
What is one of the specialised tools mentioned for conduit systems?
Hammer
Conduit bender
Screwdriver
Pliers
Which of the following is NOT a typical size for PVC conduit diameter?
16mm
25mm
45mm
50mm
For a 2-meter run with a 25mm diameter and two bends, what is the conduit factor?
514
900
158
256
For a 5-meter run with a 20mm diameter and four bends, what is the conduit factor?
120
196
358
643
For a 4-meter run with a 16mm diameter and one bend, what is the conduit factor?
177
286
514
900
What is the conduit factor for a 6-meter run with a 32mm diameter and two bends?
233
422
750
111
What is the conduit factor for a 9-meter run with a 16mm diameter and two bends?
204
373
667
91
For a 1.5-meter run with a 32mm diameter and three bends, what is the conduit factor?
143
233
422
750
What is the additional factor for a 63mm diameter use?
1.4 x (32mm factor)
2.6 x (32mm factor)
4.2 x (32mm factor)
3.0 x (32mm factor)
What is the conduit factor for a 3-meter run with a 20mm diameter and one bend?
167
270
487
857
What is the factor for 4 off stranded 4mm² cables from On-Site Guide Table E3 in Example 2?
43 × 4
58 × 4
39 × 4
27 × 2
What is the factor for 4 off solid core 2.5mm² cables from On-Site Guide Table E1?
39 × 4
22 × 2
43 × 4
58 × 4
