QUESTION 4
(a)   Describe TWO outcomes of insufficient hydraulic gradient in a low-pressure water system.
1
2

(2 marks)
(b) Describe how head has an effect on a water supply system.



(1 mark)
(c)  State TWO factors (other than frictional loss) that determine the amount of water
discharged through a pipe.
1
2

(2 marks)
Total 5 marks

Linkback: https://forum.plumbers.nz/plumbing-exam-june-2007/23/question-4/174/