Electrical Workmanship NCV Level 4 — Memo

November 2023 — NCV Level 4 — Electrical Workmanship

NCV Level 4 2023 NCV Engineering

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Q1— Section header —

1.1.1Burns Electric shock Injury due to falls Paralysis Nerve destruction Unable to breathe Heart failure Cramps

1.4.1Knowledge from past experiences. Ask workers if they have any safety issues to report. Regular safety inspections of the work area must be done. Information regarding s afety equipment must be reviewed

1.4.2Minimise hazards. Inform workers of any potential hazards. Use verbal instructions or signage. Isolate any hazards or potential hazards immediately. Any (2\

1.5[20]20

Q2— Section header —

2.1

2.2mark if the diagram is correctly drawn. (2 marks for the correct switch position .\ mark for the correct labelling (4\

2.3

2.4between the wires/circuits or system whereas a fault current has resistance that draws additional circuit current. A short circuit current is the maximum current that flows between conductors when they are in contact with each other,

2.5tI ACIFI 20176 17620 20176 18003520

82.3sec

82.3[20]20

Q3— Section header —

3.1.5

3.2.1True

3.2.2False

3.2.3

3.3Arc lamps Discharge lamps NOTE: Other acceptable answers: LED lamps Incandescent Compact fluorescent Fluorescent or standard fluorescent Smart bulbs

3.6ight energy is emitted at the P N junction by electron movement. The light is emitted through a window in the top surface. Any other correct logical explanation (3 (3\ [20]20

Q4— Section header —

4.1.1False

4.1.2True

4.1.3

4.2.1An electric iron ron (1\

4.2.2(1 mark for the ohmmeter name/labelling\ (1 mark for the ohmmeter symbol\ mar k for the live terminal/point\ rk for one point on the element\ mark f or another point on the element\ mark

4.3.1Reconnect the supply. A faulty kettle switch. Replace the kettle switch. A disconnection or loose wire in the live part/path of the circuit. Reconnect or replace the wire/wires. A disconnection or loose wire in the neutral part/path of the

4.3.2Replace stove plate. Loose wires. Secure or fasten loose wires. Blown fuse if stove plates have individual fuses. Replace fuse. Faulty stove plate switch. Replace the stove

4.3.3Replace Geyser/H.W.C element. Geyser/H.W.C. switched off. Switch on the power. Faulty g eyser/H.W.C. circuit breaker. Replace circuit breaker. Faulty g eyser/H.W.C. isolator switch.

4.4Machines and equipment must be isolated. Identification of the type of equipment to be repaired. Isolation must be verified or checked. Isolation tests must be done. Earthing must be checked. Cord and plug of equipment must also be locked out.

Q5— Section header —

5.1Series motors The type of motor foundation required e type of operating environment The proper sizing of the machines/motors The IP rating of the machine/motor That the

5.3

5.4Check the run ning/operational motor voltage. Test the motor winding resistances. Test the motor circuits for continuity. Use a clamp on ammeter to test the current drawn by the motor.

Mark Allocation

Sections20 + 20 + 20 + 20 + 20 = 100 marks

Key Information

Contact Number000 1239040 · 0 20176 1800

Paper information

TitleMemo

SubjectElectrical Workmanship

LevelNCV Level 4

Document typeNCV Engineering

Year2023

MonthNovember

Pages8

Downloads4

Examination context

Decade2020s

Years ago3y

SeasonSpring (SH)

Start dayWednesday

Exam periodNovember 2023

Days since exam1,076

About Electrical Workmanship 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

A TVET past examination paper is most useful when it is treated as an active revision exercise. Try the questions yourself before checking the corresponding memorandum. Where you make an error, identify the reason — was it a knowledge gap, a calculation mistake, an interpretation issue, or an examination technique problem?

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 size299.9 KB

Pages8

Archived on8 September 2026

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