Give ONE word/term for each of the following descriptions - NSC Civil Technology Construction - Question 1 - 2022 - Paper 1
Question 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. 1.6 preservativ... show full transcript
Worked Solution & Example Answer:Give ONE word/term for each of the following descriptions - NSC Civil Technology Construction - 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 or 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 or 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 material should be fitted to prevent ladders from moving when workers are using them. This ensures stability of the ladder when in use.
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. This is due to wood being 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, easier 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, Clear Varnish, or a 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 toe boards. It should also be free of any obstruction or waste that can cause injury.
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 can be erected above entrances and at passageways to prevent falling objects from injuring workers.
Step 12
1.5.1 Identify the joining fixture.
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The joining fixture is a Rawlbolt or Expansion bolt (Anchor bolt).
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 the hole using an appropriate drill bit. Second, clean the hole of any debris. Third, remove the bolt and carefully insert the shield before reattaching the bolt.
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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A dumpy level is used to determine levels and heights. To care for it, protect the dumpy level by keeping it stored in its case when not in use.
