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)
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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) |
