Basic Electricity 2, WASSCE (PC), 2016

Question 3

 

  1. Copy and complete Table 1.

 

  1. Sketch a labelled wiring of two filament lamps connected in parallel, controlled by one way switch. The supply is a 230 V through a fuse

 

 

Observation

 

The expected answers were;

 

 


Size of PVC insulated cables

Current Carrying Capacity

 

Application

 

(i)  1.5mm2

 

15A

 

Lighting

 

(ii)  2.5mm2

 

20A

 

Socket outlets

  1.  

 

 

         

  1.  

 

 

 

          

Many candidates who attempted this question did fairly well in the sketch but could not do the first part.