1.1 Give ONE word/term for each of the following descriptions - NSC Civil Technology Civil Services - Question 1 - 2022 - Paper 1
Question 1
1.1 Give ONE word/term for each of the following descriptions. Write only the word next to the question numbers (1.1.1 to 1.1.5) in the ANSWER BOOK, e.g. 1.1.6 prese... show full transcript
Worked Solution & Example Answer:1.1 Give ONE word/term for each of the following descriptions - NSC Civil Technology Civil Services - Question 1 - 2022 - Paper 1
Step 1
1.1.1 Can be melted again because no chemical process is involved
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Thermo plastic / Thermo plastic powder coating.
Step 2
1.1.2 The coating of a metal by using the process of electrolysis
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Electroplating.
Step 3
1.1.3 The process of keeping freshly cast concrete moist/damp for a specific period
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Curing.
Step 4
1.1.4 Available in a matt and gloss finish
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Paint / Varnish.
Step 5
1.1.5 A process used to coat steel with a layer of zinc
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Galvanising.
Step 6
1.2.1 Why should non-skid material be fitted to the bottom end of the stiles of a ladder?
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Non-skid materials should be fitted to prevent ladders from moving when workers are using them, ensuring stability of the ladder.
Step 7
1.2.2 Explain why it is better to use a wooden ladder when working near electrical cables.
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Wooden ladders are better because they prevent electrical shock, as wood is a poor conductor of electricity.
Step 8
1.2.3 Explain why you would prefer to use an aluminium ladder instead of a wooden ladder.
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An aluminium ladder is preferred because it is lighter, more durable, easier to handle, easy to clean, and suitable to extend to higher heights.
Step 9
1.2.4 Name TWO methods that can be used to treat wooden ladders.
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Wooden ladders can be treated with Linseed Oil / Oil or clear varnish / wood preservative.
Step 10
1.3 Describe TWO safety regulations that a scaffold platform must adhere to.
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A scaffold platform must have guard rails and must not be overloaded.
Step 11
1.4 Name TWO places on a building site where safety nets should be erected to ensure the safety of the workers.
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Safety nets should be erected at the edges of high work areas and above areas where workers are performing tasks that may result in falling debris.
Step 12
1.5.1 Identify the joining fixture.
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The joining fixture is a wall plug or expansion plug.
Step 13
1.5.2 Explain the first THREE steps you would follow to attach a bracket to a brick wall by using the fixture above after the position of the hole has been marked.
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First, drill a hole at the marked position in the brick wall. Next, insert the wall plug into the hole. Finally, position the bracket and use screws to secure it through the bracket into the wall plug.
Step 14
1.6 Complete in your ANSWER BOOK the information in the table below by indicating ONE use and ONE way to care for the tool.
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Dumpy level: To determine horizontal levels; Protect the dumpy level by keeping it in its case when not in use.
