Industrial Electronics N3 — Document

August 2019 — N3 — Industrial Electronics

N3 2019 Nated Engineering

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📋 Document Analysis

🎯 100 marks ⏱️ 3h 📄 9 pages 📝 28 items found

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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 —

1.1Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only 'True' or 'False' next to the question number (1.1.1

1.1.10\ in the ANSWER BOOK.

1.1.1Kirchoff s second law states that the currents entering a point are equal to the current leaving that point.

1.1.2In a capacitive circuit (10 (10\

1.2Choose a description from COLUMN B that matches an item in COLUMN A. Write only the letter (A J\ next to the question number (1.2.1

1.2.10\ in the ANSWER BOOK. COLUMN A COLUMN B

1.2Push pull amplifier Seven segment display Clipper Piezo electric transducer Continuous balance

Q2— Section header —

Q3— Section header —

3.1Refer to the circuit in FIGURE 2 and do the following calculations: FIGURE 2

3.1.1The current I (3\

3.1.2The current I (2\

3.1.3[15]15

Q4— Section header —

4.1Draw a neat [11]11

Q5— Section header —

5.1State FOUR advantages of using a transistor as a switch instead of a conventional switch. (4\

5.2Draw a neat [8]8

Q6— Section header —

6.1Draw a neat [11]11

Q7— Section header —

7.1Indicate whether the following statements are TRUE or FALSE. Choose the answer and write only ' rue' or ' alse' next to the question number (7.1.1

7.1.3\ in the ANSWER BOOK. FIGURE 3

7.1.1[11]11

Q8— Section header —

8.1Refer to the block diagram of the oscilloscope shown in FIGURE 4 and name the parts labelled in the diagram writing only the answer next to the letter

8.2Describe the function of the part named ( \ in FIGURE 4. (1\ [10] TOTAL SECTION B: GRAND TOTAL: to CRT to all circuits10

Mark Allocation

Total100 marks

Sections20 + 14 + 15 + 11 + 8 + 11 + 11 + 10 = 100 marks

Paper information

TitleDocument

SubjectIndustrial Electronics

LevelN3

Document typeQuestion paper

Year2019

MonthAugust

Pages9

Downloads5

Examination context

Decade2010s

Years ago7y

SeasonWinter (SH)

Start dayThursday

Exam periodAugust 2019

Days since exam2,629

About Industrial Electronics examination preparation

Industrial Electronics covers semiconductor devices, amplifiers, power supplies, and digital logic circuits. The examination tests both theoretical knowledge and practical circuit analysis.

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.

semiconductor theory

circuit analysis

component identification

digital logic principles

interpreting circuit diagrams

A practical revision approach

Practice circuit analysis with correct formulae and units. The memorandum rewards accurate calculations, correct component identification, and proper interpretation of circuit diagrams.

File details

File size315 KB

Pages9

Archived on8 September 2026

File age47d

ContributorFreeMode

Fingerprint684760B07709

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