This page has every Industrial Electronics N3 August paper we have, from 2018 to 2021: 3 question papers and 3 memos in 18 PDFs. Files are in Afrikaans. The newest year is first. Each paper shows the first page of questions, its marks and time, and what the questions cover.
Industrial Electronics N3 August papers by year
Industrial Electronics N3 August 2021 question papers and memos
August 2021: Electronics
Industrial Electronics N3 August 2021: Electronics question paper
100 marks · 3 hours · 8 pages · 12 questions
What is in this paper (12 questions)
Q1
Various options are given as possible answers to the following questions. Choose the 5 marks
Q2
Indicate whether the following statements are TRUE or FALSE by writing only 'True' or 5 marks
Q3
Choose a term from COLUMN B that matches a description in COLUMN A. Write only 5 marks
Q4
Give ONE word or term for each of the following descriptions by choosing a word or a 5 marks
Q5
FIGURE 1 below shows a series-parallel DC circuit consisting only of resistors and a 12 marks
Q6
FIGURE 2 below shows a parallel RLC circuit. Referring to the circuit, answer the 15 marks
Q7
7.1 Oscilloscopes and televisions require high voltages for the cathode ray tubes 5 marks
Q8
8.1 When a transistor is used as an amplifier, it can be connected in three basic 17 marks
Q9
9.1 A frequency counter measures an unknown frequency by counting the number 9 marks
Q10
10.1 Name THREE areas where the potentiometer can be used as a transducer. (3) 8 marks
Q11
11.1 Draw a neat labelled circuit diagram of the inverting operational amplifier. (2) 6 marks
Q12
12.1 In full wave control the load current flows in both half cycles. 8 marks
Instructions to candidates Answer all the questions. Read all the questions carefully. Number the answers according to the numbering system used in this question paper. Start each section on a new page. Only use a black or blue pen. All the final answers must be approximated accurately to THREE decimal places. Use = 3,142. Write neatly and legibly. (8080613) -3-
Industrial Electronics N3 August 2019 question papers and memos
August 2019: Electronics
Industrial Electronics N3 August 2019: Electronics question paper
100 marks · 3 hours · 8 pages · 8 questions
What is in this paper (8 questions)
Q1
1.1 Indicate whether the following statements are TRUE orF ALSE. Choose the 20 marks
Q2
Study FIGURE 1 and calculate the voltage as well as the power across resistor Rby 14 marks
Q3
3.1 Refer to the circuit in FIGURE 2 and do the following calculations: 15 marks
Q4
4.1 Draw a neat, labelled circuit of a half-wave voltage doubler. (5) 11 marks
Q5
5.1 State FOUR advantages of using a transistor as a switch inst ead of a 8 marks
Q6
6.1 Draw a neat, labelled circuit diagram of an SCR by using transistors only. (4) 11 marks
Q7
7.1 Indicate whether the following statements are TRUE or FALSE. Choose the 11 marks
Q8
8.1 Refer to the block diagram of the oscilloscope shown in FIGURE 4 and name 10 marks
Instructions to candidates Answer ALL the questions. Read ALL the questions carefully. Number the answers according to the numbering system used in this question paper. ALL calculations must be shown. ALL the final answers must be approximated accurately to THREE decimal places. Subsections of questions must be kept together. Use π = 3,142 Write neatly and legibly. (8080613) -4-
Industrial Electronics N3 August 2018 question papers and memos
August 2018: Electronics
Industrial Electronics N3 August 2018: Electronics question paper
100 marks · 3 hours · 8 pages · 9 questions
What is in this paper (9 questions)
Q1
Direct-Current Theory 1.1 Briefly describe negative direction as applied in Kirchoff's circuits. 10 marks
Q2
Alternating-Current Theory Study FIGURE 2 below. 19 marks
Q3
Semiconductor Physics 3.1 Briefly explain why an atom is considered to be neutrally charged. (2) 16 marks
Q4
Diodes and Their Applications Choose the correct word or words from those given in brackets. Write only the word or 5 marks
Q5
Transistors Study the circuit in FIGURE 5 below of a transistor used as a switch. 18 marks
Q6
Silicon Controlled Rectifiers 6.1 Define holding current as applied to SCR’s. (2) 11 marks
Q7
Operational Amplifiers 7.1 Three different input signals must be combined and a single amplified output 6 marks
Q8
Transducers 8.1 With reference to the following formula, briefly describe how the change in 10 marks
Q9
Measuring Instruments A sine wave is displayed on the screen of an oscilloscope. The average value of the 5 marks
Instructions to candidates Answer ALL the questions. Read ALL the questions carefully. Number the answers according to the numbering system used in this question paper. ALL calculations must be shown. ALL the final answers must be approximated to THREE decimals. Subsections of questions must be kept together. Use π = 3,142. Write neatly and legibly. (8080613) -3- T770(E)(J25)T
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Questions about these papers
Which years of Industrial Electronics N3 August papers are on this page? Papers from 2021, 2019, 2018. The newest year is at the top.
How many marks is the Industrial Electronics N3 August electronics? Electronics is usually out of 100 marks and you get 3 hours to write it.
Are the memos included? Yes. 3 of the 3 papers on this page have their marking memo next to the question paper.
