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Various options are given as possible answers to the following questions - NSC Civil Technology Civil Services - Question 6 - 2021 - Paper 1

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Various options are given as possible answers to the following questions. Choose the answer and write only the letter (A–D) next to the question numbers (6.1.1 to 6.... show full transcript

Worked Solution & Example Answer:Various options are given as possible answers to the following questions - NSC Civil Technology Civil Services - Question 6 - 2021 - Paper 1

Step 1

6.1.1 ... can be used to secure copper pipes to different surfaces.

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Answer

The correct answer is A. Perforated straps, as these are specifically designed to secure copper pipes to various surfaces effectively.

Step 2

6.1.2 When using a pipe cutter to cut pipes, you must do the following:

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Answer

The correct answer is D. All the above-mentioned. It is crucial to securely hold the pipe, rotate the cutter carefully to ensure it bites into the metal, and tighten it gradually until cutting is complete.

Step 3

6.1.3 The ratio of the metals used in lead-free solder will depend on the ... during the soldering process.

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Answer

The correct answer is A. Temperature. The soldering process requires specific temperature ranges for effective melting and joining of metals.

Step 4

6.1.4 The following is a type of flux that can be used when soldering.

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Answer

The correct answer is A. Tin flux. This type of flux is commonly used to facilitate the soldering process by preventing oxidation.

Step 5

6.1.5 ...

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Answer

Answer not provided; please check the context or materials for this question.

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