Making N4 — Memo

April 2021 — N4 — Making

N4 2021 Nated Engineering

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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 —

1.1olourless hemically stable Basket Inlet ressure drop [20]20

Q2— Section header —

2.1asis mass valve, silo, fan pump (4\ iscussion on fan pump, screen location, stock velocity, flanges, polished surfaces, elbow, tapered inlet header (5\

2.2Discussion on either air flow for total head and stock flow for level or vice versa. (4\

2.3Slice, maintain screws, replace distorted lips, balance pressure, rectifier rolls correctly seated (5\

2.4Pressure or velocity formation Affects jet angle [28]28

Q3— Section header —

3.1Improve quality and productivity, retain fillers and fines (2\

3.2ost production Quality ash ups

3.3Machine curing lkaline sizing

3.310

Q4— Section header —

4.1Impulse Felting Speed Temp erature team box ewetting [17]17

Q5— Section header —

5.1Viscosity heet porosity [11]11

Q6— Section header —

6.1eflectance

6.2how through ash, light scattering fwa, shine

6.3moothness calend [6]6

Q7— Section header —

7.1Economic considerations discussion on felt life vs cost of felt and tonnage, high pressure showers, vacuum, lubric ating showers, chemical/caustic cleaning showers (3\

7.2Mechanical cleaning discussion on felt life vs cost of felt and tonnage, high pressure showers, vacuum, lubricating showers, che mical/caustic , cleaning showers (2\

7.3Chemical cleaning discussion on felt life vs cost of felt and tonnage, high pressure showers, vacuum, lubric ating showers, chemical/caustic leaning showers (3\ [8] TOTAL:8

Topics Identified

Business Functions

Mark Allocation

Sections20 + 28 + 10 + 17 + 11 + 6 + 8 = 100 marks

Paper information

TitleMemo

SubjectMaking

LevelN4

Document typeNated Engineering

Year2021

MonthApril

Pages4

Downloads3

Examination context

Decade2020s

Years ago5y

SeasonAutumn (SH)

Start dayThursday

Exam periodApril 2021

Days since exam2,020

About Making 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 size166.1 KB

Pages4

Archived on8 September 2026

File age47d

ContributorFreeMode

Fingerprint1EDBDDBC4A22

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