Welding NCV Level 4 — Memo

February 2020 — NCV Level 4 — Welding

NCV Level 4 2020 NCV Engineering

↓ Download PDF 📄 184.2 KB

Preparing document

📋 Document Analysis

📄 5 pages 📝 24 items found

See full analysis

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 —

1.1.5

1.2Stainless steel that is not protect ed from the atmosphere during welding will form a thick oxide layer on its surface with a thinner chromium layer underneath which will not protect the metal. The sparks during grinding of

1.3(5\

1.4The ends of the pipes sh ould be as parallel as possible. se a grinder to remove high and uneven spots. Remove grease and paint from the inside and outside the

Q2— Section header —

2.1.1hipping h ammer is used to remove slag/ spatter from the weld.

2.1.2Files are used to remove sharp edges.

2.1.3lamps are used to hold metal workpieces together during welding.

2.1.4ire brush is used to clean welds.

2.1.5

2.2Weld etal crack Toe crack Heat affected zone crack Weld nterface crack Heat affected zone crack/U

2.3.8welding machine alterna ting current irect c urrent power current voltage work

2.420

Q3— Section header —

3.1The gas tungsten arc w elding (GTAW\ process produces heat, light, fumes and sparks. The arc from the weld can be dangerous for people in the area. Welding should be done in an enclosed area or partitioned by us

3.3(5\

3.420

Q4— Section header —

4.1Do not store cylinders in areas with excessive heat. Store cyl inders in a n upright position. Store e mpty cylinders

Q5— Section header —

5.1

5.2Remove the empty reel by loosening the screw. Insert the new reel and tighten the screw to secure the wire reel. Insert the wire through the tube and onto the groove of the rollers. Ensure that the wire on the reel does not

5.4Switch off the machine at the power sup ply and unplug the power cable. Turn all dials and knobs to the off position. Turn off the shielding gas supply by closing the valve on the gas cy linder . Roll up the cables and hoses.

Mark Allocation

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

Paper information

TitleMemo

SubjectWelding

LevelNCV Level 4

Document typeNCV Engineering

Year2020

MonthFebruary

Pages5

Downloads4

Examination context

Decade2020s

Years ago6y

SeasonSummer (SH)

Start daySaturday

Exam periodFebruary 2020

Days since exam2,446

About Welding 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.

File details

File size184.2 KB

Pages5

Archived on8 September 2026

File age48d

ContributorFreeMode

Fingerprint455E311B2950

Questions and learner discussion

No questions or discussions have been posted yet.