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FIGURE 6.1 below shows a manual guillotine - NSC Mechanical Technology Welding and Metalwork - Question 6 - 2022 - Paper 1

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Question 6

FIGURE-6.1-below-shows-a-manual-guillotine-NSC Mechanical Technology Welding and Metalwork-Question 6-2022-Paper 1.png

FIGURE 6.1 below shows a manual guillotine. Label parts A–C. A: Spring loaded down pedal/Foot pedal B: Cutting table C: Pressure plate/Blade guard

Worked Solution & Example Answer:FIGURE 6.1 below shows a manual guillotine - NSC Mechanical Technology Welding and Metalwork - Question 6 - 2022 - Paper 1

Step 1

Name TWO different types of tap wrenches.

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114 rated

Answer

  1. T-handle / Double handle tap wrench.
  2. Single handle tap wrench/Ratchet tap wrench.

Step 2

Name THREE uses of an angle grinder.

99%

104 rated

Answer

  1. Cutting.
  2. Grinding.
  3. Polishing.

Step 3

What is the advantage of welding with an inverter compared to a conventional AC welding machine?

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101 rated

Answer

Inverters are able to weld a wider variety of materials compared to conventional AC welding machines.

Step 4

State TWO advantages of spot welding.

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120 rated

Answer

  1. Does not use consumable electrodes.
  2. Efficient.

Step 5

Name THREE MIG welding processes. (HINT: Pistol position and movement)

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Answer

  1. Forehand.
  2. Perpendicular.
  3. Backhand.

Step 6

Explain the plasma-cutting process.

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Answer

Plasma cutting is a process that cuts through electrically conductive material by means of an accelerated jet of hot plasma.

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