cameroon gce intermediate level plumbing maintenance 2

cameroon gce intermediate level plumbing maintenance 2

cameroon gce intermediate level plumbing maintenance 2

(b) Give four (04) methods of the prevention of the risk of electrocution when working
in the welding workshop
(4 marks)
_______________________________________________________________________________________________
2) Pipe mechanics
(a)
Give one merit of the following piping materials used in domestic and industrial plumbing applications:
(1.5 x 4 = 6 marks)
Copper pipes
Galvanize iron pipes
Plastic pipes
Cast iron pipes

(b) Give four (04) methods used in jointing copper tubing
(c) Give two consequences of the expansion of pipelines
(d) Identify and give the functions of the following fittings and devices:
(1 x 4 = 4 marks)
(2.5 x 2 = 5 marks)
(2 x 5 = 10 marks)

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