Welders Theory N2 — Document

April 2019 — N2 — Welders Theory

N2 2019 Nated Engineering

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🎯 100 marks ⏱️ 3h 📄 6 pages 📝 42 items found

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Questions — A Preview of What to Expect in the Document

This section provides a quick preview of questions from the document. It may not display every question or the complete wording of each one. For the full content, including diagrams, tables and other information, view the original PDF above.

Q1— Section header —

1.1FIGURE 1 shows a g illotine used for shearing flat sheet material. FIGURE 1 Label the parts of the guillotine by writing only the name of each part next to

1.2Expl ain the working principal of a g uillotine. (3\

1.3Give FOUR safety precautions to observe when working with a g uillotine. (4\ [10]10

Q2— Section header —

2.1.1 Channel iron 2.

1.2Angle iron 2.

1.3eam 2.

1.48

Q3— Section header —

3.1

3.2List FOUR parts that make up a contour marker. (4\ [7]7

Q4— Section header —

4.1Draw the given views on the ANSWER SHEET (attached\ (3\

4.2Use the radial line method to draw the development of the pattern of the hood. Write your EXAMINATION NUMBER on the ANSWER SHEET and place it in the ANSWER BOOK. (12\

Q5— Section header —

Q6— Section header —

6.1Name THREE types of cast iron. (3\

6.2Explain how the step back method of welding is carried out. (5\

6.3List FIVE house hold items manufactured from stainless steel. (5\

6.4Give ONE difference between ferrous and non ferrous metals. (2\ [15]15

Q7— Section header —

7.1List FIVE safety precautions to consider when storing oxy cetylene cylinders. (5\

7.2Name TWO types of oxy cetylene welding systems. (2\

7.3Explain the correct procedure to follow when lighting a cutting torch. (5\ [12]12

Q8— Section header —

8.1Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only 'True' or 'False' next to the question number (8.1.1

8.1.5\ the ANSWER BOOK.

8.1.1Base metal is also called the parent metal.

8.1.2Slag forms at the bottom of a weld.

8.1.3A root run is the first run deposited in the root of a joint.

8.1.4Preheating is applied before welding can take place.

8.1.5

8.2List FO UR components that make up the shielded metal arc w elding (SMAW\ system. (4\ 11022082

8.315

Q9— Section header —

Q10— Section header —

10.1Define the term nnealing. (5\

10.2Give TH REE reasons for h ardening steel. (3\ [8] TOTAL: 100 110220828

Q4— Section header —

4.1(3\

4.2(12\ [15]15

Mark Allocation

Total100 marks

Sections10 + 8 + 7 + 15 + 5 + 15 + 12 + 15 + 5 + 8 + 15 = 115 marks

Paper information

TitleDocument

SubjectWelders Theory

LevelN2

Document typeQuestion paper

Year2019

MonthApril

Pages7

Downloads1

Examination context

Decade2010s

Years ago7y

SeasonAutumn (SH)

Start dayMonday

Exam periodApril 2019

Days since exam2,750

About Welders Theory examination preparation

This TVET examination resource can be used as part of a structured revision programme. Past papers are most useful when learners attempt questions independently, work within a realistic time limit, and review their answers afterwards.

How to use this resource for revision

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For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

understanding question requirements

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A practical revision approach

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File size255.2 KB

Pages7

Archived on8 September 2026

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