AC/Refrigerator Paper 2 May/June 2015

Question 3

(a)        List five types of refrigerant control.
(b)        Sketch the refrigerant control used for a domestic refrigerator.
(c)        With aid of a labelled sketch, show a vapour compression refrigeration cycle.


The candidates were able to identify the application of airconditioning and refrigeration components and were able to draw correctly the vapour refrigeration cycle.