The expected answers were:
- (i) Any two of the functions listed below:
- Measuring transformers are located for protection
- For distribution of electrical power
- For stepping up or down of system voltage
- Monitoring
- Control
(ii) The two types are (any two):(i) transmission substation;
(ii) generation substation;
(iii) distribution substation;
(iv) outdoor substation;
(v) indoor substation.
(b) Any four of the components listed below:
Conductors Anchors
Poles Cross arm
Guys wires/stay wires D-iron
The question was on Electrical Energy Supply. It was unpopular with the candidates. More than half of the candidates that attempted the question found part (a) difficult. They were not at home with the components of an overhead distribution system.
