1.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Civil Services - Question 1 - 2019 - Paper 1
Question 1
1.1 Choose a description from COLUMN B that matches an item in COLUMN A. Write only the letter (A–K) next to the question numbers (1.1.1 to 1.1.8) in the ANSWER BOOK... show full transcript
Worked Solution & Example Answer:1.1 Choose a description from COLUMN B that matches an item in COLUMN A - NSC Civil Technology Civil Services - Question 1 - 2019 - Paper 1
Step 1
1.1.1 PVA paint
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Answer
B
Step 2
1.1.2 Guard rail
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Answer
A
Step 3
1.1.3 Powder coating
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Answer
C
Step 4
1.1.4 Builder's hoist
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Answer
G
Step 5
1.1.5 Ladder
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Answer
H
Step 6
1.1.6 Diagonal brace
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Answer
F
Step 7
1.1.7 Galvanising
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Answer
J
Step 8
1.1.8 Chute
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Answer
E
Step 9
1.2 Explain TWO advantages of electroplating.
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Answer
Electroplating has several advantages:
It protects metals against corrosion, enhancing their durability and lifespan.
Electroplating can improve the engineering and mechanical properties of metal, making it stronger and more functional.
Step 10
1.3 Name the process when freshly cast concrete is kept moist for a specific period of time.
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Answer
Curing
Step 11
1.4 Explain the purpose of keeping freshly cast concrete moist for a certain period of time after the concrete has been cast.
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Keeping freshly cast concrete moist helps to delay or prevent the rapid drying of the concrete. This is essential to avoid cracking, ensures that the concrete gains its strength properly, and allows for better adhesion when other materials are applied.
Step 12
1.5 You are transporting material on a construction site from one place to another. Describe TWO safety precautions that you will adhere to while transporting the material.
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Ensure that materials are secured firmly to prevent sliding or falling during transport.
Maintain a safe distance from other workers to avoid accidents while transporting materials.
Step 13
1.6 Describe ONE safety factor that must be considered when using scaffold planks to erect a scaffold platform.
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Scaffold planks should be made of a solid wood at least 228 mm wide and 38 mm thick to ensure they can support the load safely.
Step 14
1.7.1 Identify the tool above.
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Dumpy level
Step 15
1.7.2 Predict ONE consequence if the instrument is NOT set level.
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Answer
If the instrument is not set level, it will give inaccurate readings, which may lead to incorrect measurements and poor construction outcomes.
Step 16
1.8.1 Identify the joining fixture above.
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The joining fixture is a plastic plug or rawl plug.
Step 17
1.8.2 Name the fixing agent that should be used with this joining fixture.
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A screw
Step 18
1.8.3 Explain ONE use of this joining fixture.
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This joining fixture is used to secure objects against walls, such as fixtures or furniture, to prevent them from falling or moving.
