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4.1 Which ONE of the following components is part of a portable electric angle grinder? A - NSC Mechanical Technology Welding and Metalwork - Question 4 - 2023 - Paper 1

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4.1 Which ONE of the following components is part of a portable electric angle grinder? A. Safety guard B. Stand C. Tool rest D. Grinding wheel dresser 4.2 What do... show full transcript

Worked Solution & Example Answer:4.1 Which ONE of the following components is part of a portable electric angle grinder? A - NSC Mechanical Technology Welding and Metalwork - Question 4 - 2023 - Paper 1

Step 1

4.1 Which ONE of the following components is part of a portable electric angle grinder?

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Answer

The component that is part of a portable electric angle grinder is the Safety guard. This is a necessary safety feature to protect the user from sparks and debris while operating the grinder.

Step 2

4.2 What does the weld symbol in FIGURE 4.2 represent?

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Answer

The weld symbol in FIGURE 4.2 represents a Spot weld. Spot welding is a method of joining metal parts using heat generated by an electric current.

Step 3

4.3 Which ONE of the following taps is used second when cutting internal threads?

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Answer

The tap that is used second when cutting internal threads is the Bottoming tap. It is designed to create threads close to the bottom of a blind hole.

Step 4

4.4 A steel framework is shown below in FIGURE 4.4. Identify part A.

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Answer

Part A in the steel framework shown in FIGURE 4.4 is the Purlin. Purlins are horizontal members in a roof structure that support the roof deck or sheathing.

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