This page has every Electrotechnics N4 August paper we have, from 2014 to 2021: 4 question papers and 3 memos in 7 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.
Electrotechnics N4 August papers by year
Electrotechnics N4 August 2021 question papers and memos
August 2021
Electrotechnics N4 August 2021 question paper
100 marks · 3 hours · 8 pages · 6 questions
What is in this paper (6 questions)
Q1
Principles of Electricity 1.1 Various options are given as possible answers to the following questions.
30 marks
Q2
Dc Machines 2.1 An eight-pole, lap-connected armature, driven at 450 r/min, is required to
20 marks
Q3
Ac Theory 3.1 With reference to AC, explain briefly what you understand by one cycle. (2)
20 marks
Q4
Transformers 4.1 Briefly describe FIVE characteristics of an ideal transformer. (5)
10 marks
Q5
Ac Machines 5.1 A 525 V, 50 Hz three-phase induction motor has a synchronous speed of
10 marks
Q6
Generation and Supply of Ac Power and Measuring 6.1 Mainly an overhead, three-phase grid network is used to interconnect the power
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. Questions may be answered in any order but subsections of questions must be kept together. Start each question on a new page. Only use a black or blue pen. Write neatly and legibly. (8080074) -3-
Electrotechnics N4 August 2019 question papers and memos
August 2019
Electrotechnics N4 August 2019 question paper
100 marks · 3 hours · 6 pages · 6 questions
What is in this paper (6 questions)
Q1
Choose the correct option from the words given in brackets in the following sentences.
10 marks
Q2
2.1 Briefly explain what is meant be Kirchhoff's second law. (2)
18 marks
Q3
3.1 Explain how the change of flux can be produced by including the EMF during
18 marks
Q4
4.1 Give THREE reasons why the voltage of a shunt generator may fail to excite. (3)
18 marks
Q5
5.1 The construction of transformers is the simplest of all the AC machines.
18 marks
Q6
6.1 When measuring the value of a resistance by means of the vol-tm eter
18 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. Questions may be answered in any order but subsections of questions must NOT be separated. Write neatly and legibly. (8080074) -3-
Electrotechnics N4 August 2018 question papers and memos
August 2018
Electrotechnics N4 August 2018 question paper
100 marks · 3 hours · 6 pages · 6 questions
What is in this paper (6 questions)
Q1
Choose the correct word or words from those given in brackets. Write only the word or
10 marks
Q2
2.1 A 100 W heater element is connected in parallel with a 1 000 ohm resistor.
18 marks
Q3
3.1 Name TWO sources of EMF. (2)
18 marks
Q4
4.1 When a shunt generator is starting up, the field current may fail to build up
18 marks
Q5
5.1 A 50 Hz sinusoidal voltage has a maximum value of 311 V.
18 marks
Q6
6.1 A 250/60 V, 50 Hz single-phase transformer has a core with an effective
18 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. Keep subsections of questions together. Write neatly and legibly. (8080074) -3- T530(E)(J24)T
Electrotechnics N4 August 2014 question papers and memos
August 2014
Electrotechnics N4 August 2014 question paper
The memo for this paper is not available yet.
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Questions about these papers
Which years of Electrotechnics N4 August papers are on this page? Papers from 2021, 2019, 2018, 2014. The newest year is at the top.
How many marks is the Electrotechnics N4 August paper? The paper is usually out of 100 marks and you get 3 hours to write it.
Are the memos included? Yes. 3 of the 4 papers on this page have their marking memo next to the question paper.