Rigging Theory N2 — Document

November 2023 — N2 — Rigging Theory

N2 2023 Nated Engineering

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🎯 100 marks ⏱️ 3h 📄 6 pages 📝 48 items found

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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 —

1.1Explain what precautions one would take against sheave wheel while a steel rope is mounted. (2\

1.2Describe the construction of the Seale wire rope. (3\

1.3Wire ropes in connection with scraper haulers or winches must have flexibility as well as good wearing qualities.

1.3.1Name the type of core used in this construction. (1\

1.3.2State TWO reasons for using this type of core. (2\

1.4State FOUR reasons why a triangular construction wire rope is mostly suitable in drum winders. (4\

1.5Define the following terms:

1.5.1Ductility

1.5.2

1.6State FOUR advantages of Af grip mechanical splice. (4\ [20]20

Q2— Section header —

2.1The FIGURES below show the incorrect way of attaching chain slings.

2.1.1Explain why FIGURE A is incorrect. (3\

2.1.2Explain why FIGURE B is incorrect. (2\ (11041852\ Copyright reserved Please turn over

2.2State the differences between the following jacks:

2.2.1Screw jack

2.2.2Hydraulic jack

2.2.3

2.3List FOUR ways of caring for chain slings during the storing process. (4\ [15]15

Q3— Section header —

3.1Explain the purpose of haulage depressing rollers. (3\

3.2Explain what causes surge wheel pluck in haulage ropes. (3\

3.3List FOUR possible hazards that can damage haulage ropes. (4\ [10]10

Q4— Section header —

4.1Explain how one would install a new elevator rope. (6\

4.2List FOUR defects that can occur on cable drum winders. (4\

4.3Explain where each of the following wire rope construction may be used

4.3.1Seale

4.3.2

4.4State THREE advantages of a Koepe hoist system. (3\ [15]15

Q5— Section header —

5.1State TWO functions of safety detaching hooks. (4\

5.2List FIVE defects that can be found on a detachable hook. (5\

5.3List ONE purpose of a plate grab. (1\ [10] (11041852\ Copyright reserved10

Q6— Section header —

6.1List THREE types of travelling cranes that operate on fixed tracks. (3\

6.2Define the following terms applicable to mobile cranes

6.2.1Hoisting

6.2.2Jib centre distance

6.2.3

6.3The FIGURE below shows a type of derrick anchor.

6.3.1Name the type of derrick anchor. (1\

6.3.2Explain the assembly process of the anchor shown in the FIGURE above. (4\

6.420

Q7— Section header —

7.1Calculate the volume of the water that has been pumped out. ( Present the answer with TWO decimals (7\

7.2Calculate the mass of the water that has been pumped out. Density of water is 900 kg/m. Present the answer with TWO decimals (3\ [10]10

Mark Allocation

Total100 marks

Sections20 + 15 + 10 + 15 + 10 + 20 + 10 = 100 marks

Paper information

TitleDocument

SubjectRigging Theory

LevelN2

Document typeQuestion paper

Year2023

MonthNovember

Pages7

Downloads2

Examination context

Decade2020s

Years ago3y

SeasonSpring (SH)

Start dayWednesday

Exam periodNovember 2023

Days since exam1,074

About Rigging 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

applying subject knowledge

working under time constraints

checking answers

identifying revision priorities

A practical revision approach

Start by completing the resource without looking at the memorandum. Review incorrect and incomplete answers afterwards and make a short revision list based on the areas that caused difficulty.

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File size495.1 KB

Pages7

Archived on8 September 2026

File age46d

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