Electronics NCV Level 2 — Document

November 2018 — NCV Level 2 — Electronics

NCV Level 2 2018 NCV Engineering

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🎯 100 marks ⏱️ 3h 📄 7 pages 📝 41 items found 📚 1 topics

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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 —

1.1Various options are given as possible answers to the following questions. Choose the answer and write only the letter (A D\ next to the question number (1.1.1

1.1\n the ANSWER BOOK.

1.1.1An a tom is made up of the following fundamental particles

1.1.2What is the SI unit for power?

1.1.3The process of converting AC to DC is called Rectification Filtration Regulation

1.1.4Which South African standard is use for wiring regulation

1.1.5The following must be observed when measuring current Observe polarity, connect multi meter in series

1.2Choose a/an item/word from COLUMN B that matches a description in COL UMN A. Write only the letter (A \ next to the question number (1.2.1 1. 2.

1.2.5Device that allows current to flow in one direction Central system that c onnects telephone calls Light that shows that PLC is in program mode Digital number that has base 2 A joint that has not been made

1.3Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only rue or

1.3.1An a tom is made up of protons only

1.3During amplitude modulation, the frequency and the amplitude of the signal are kept constant

1.3Analog ue signals are electrical signal that ha ve

1.3A k eyboard is an example of an output device

1.3

1.4Give ONE word/term for each of the following descriptions. Write only the word/term next to the question number (1.4.1

1.4.5\the ANSWER BOOK

1.4.1The

1.4.2An a mmeter should always be connected in series when measuring (10041012\ NC990 (E\

1.4.3In a /an joint the solder does not make good contact with the component lead or circuit board.

1.4.4is a device that transfers data or signals from the outside world into a computer for processing or transmission

1.4.520

Q2— Section header —

2.1List FOUR factors that influen ce the resistance of a conductor. 2.

2.3.1assuming that the tolerance is 10 (4\ 2. .5 Calculate

2.3.1olarised capacitor

2.3.2Inductor

2.3.3Transformer

2.3.4Photodiode

2.3.5

2.5Draw the IEC symbol and name one application for each of the following diodes

2.5.1PN junction diode

2.5

Q3— Section header —

3.1A level 2 electronics student was electrocuted in a workshop while doing ISAT ist the signs or the effects of the electrical shock

3.2You should wear protective goggles if you are going to be workin g with hot metals or perform any activity that produce sparks. List FIVE

3.4Describe the guidelines that must be followed to ensure that hand tools last longer and remain in good working order (5\

Q4— Section header —

4.1What is the difference between decimal number and binary number (2\

Q5— Section header —

Topics Identified

Business Plan

Mark Allocation

Total100 marks

Sections20 = 20 marks

Paper information

TitleDocument

SubjectElectronics

LevelNCV Level 2

Document typeQuestion paper

Year2018

MonthNovember

Pages7

Downloads5

Examination context

Decade2010s

Years ago8y

SeasonSpring (SH)

Start dayThursday

Exam periodNovember 2018

Days since exam2,900

About Electronics 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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