This page has every Electrotechnics N6 August paper we have, from 2018 to 2021: 3 question papers and 3 memos in 6 PDFs. The newest year is first. Each paper shows the first page of questions, its marks and time, and what the questions cover.
Electrotechnics N6 August papers by year
Topics that come up most in Electrotechnics N6 August
Counted from the questions in the papers on this page: how many papers each topic appears in, and its average marks.
Topic Papers Average marks
Transformers 2 17 Ac Circuit Theory 2 15 Dc Machines 2 14 Ac Machines – Alternators 2 13 Generation and Supply of Ac 1 19 Ac Machines – Induction Motors 1 14 Ac Machine – Synchronous Motors 1 14 Ac Machine – Induction Motors 1 14 Generation and Distribution of Ac 1 14 Ac Machines – Synchronous Motors 1 10
Electrotechnics N6 August 2021 question papers and memos
August 2021
Electrotechnics N6 August 2021 question paper
100 marks · 3 hours · 5 pages · 7 questions
What is in this paper (7 questions)
Q1
Dc Machines 1.1 Explain how the speed of a DC motor varies in relation to the following: 13 marks
Q2
Ac Circuit Theory 2.1 Explain the concept complex wave. ♦ (2) 15 marks
Q3
Transformers 3.1 Define the voltage regulation of a transformer. (3) 18 marks
Q4
Ac Machines – Alternators A three-phase, star-connected alternator on open-circuit is required to generate a line 11 marks
Q5
Ac Machines – Synchronous Motors 5.1 What is a synchronous capacitor? (2) 10 marks
Q6
Ac Machines – Induction Motors 6.1 Define torque in synchronous watts. (2) 14 marks
Q7
Generation and Supply of Ac 7.1 Define regulation of a transmission line. ♦ (3) 19 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 question on a new page. Keep subsections of questions together. Round all calculations off to THREE decimal places. Use the correct symbols and units. Use a pen to write and do all DRAWINGS/SKETCHES/DIAGRAMS in PENCIL only. Write neatly and legibly. (8080096) -3-
Electrotechnics N6 August 2019 question papers and memos
August 2019
Electrotechnics N6 August 2019 question paper
100 marks · 3 hours · 5 pages · 7 questions
What is in this paper (7 questions)
Q1
Dc Machines 1.1 A series motor is running on a 440 V circuit with a regulating resistanc e of 14 marks
Q2
Ac Circuit Theory 2.1 Name TWO devices used for improving or correcting a power factor. (2) 14 marks
Q3
Transformers A 50 kVA, 4 400/220 V transformer has R = 3,45 Ω and R = 0,009 Ω. The reactance 16 marks
Q4
Ac Machines – Alternators 4.1 Explain, with the aid of a neat diagram, how an open-circuit test is carried out 14 marks
Q5
Ac Machine – Synchronous Motors 5.1 Explain, wit hthe aid of phasor diagrams, how the power factor of a 14 marks
Q6
Ac Machine – Induction Motors 6.1 Explain plugging as used in motor control. (2) 14 marks
Q7
Generation and Distribution of Ac A 3-phase transmission line delivers 75 MVA at 132 kV and 50 Hz, with a laggi ng 14 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. Sketches must be large, neat and fully labelled. Write neatly and legibly. (8080096) -3-
Electrotechnics N6 August 2018 question papers and memos
August 2018
Electrotechnics N6 August 2018 question paper
100 marks · 3 hours · 5 pages · 7 questions
What is in this paper (7 questions)
Q1
1.1 Explain how to vary the speed of a DC motor in relation to each of the 15 marks
Q2
A 7,63 μF capacitor is connected in parallel with a resistor of 480 Ω and this 17 marks
Q3
3.1 Name FOUR of the most common three-phase transformer connections. (4) 13 marks
Q4
4.1 Explain the term distribution factor of an alternator. (2) 13 marks
Q5
A four-pole, 50 Hz, three-phase induction motor has a rotor resistance of 11 marks
Q6
6.1 Name ONE way in which the rotating flux of a three-phase induction motor 14 marks
Q7
A three-phase, short-transmission line, 40 km in length, supplies a load of 3 600 kW at 17 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 question on a NEW page. Keep subsections of questions together. Round ALL calculations off to THREE decimal places. Use the correct symbols and units. Use a pen to write, but ALL drawings/sketches/diagrams must be done in pencil only. Write neatly and legibly. (8080096) -3- T550(E)(A2)T
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Questions about these papers
Which years of Electrotechnics N6 August papers are on this page? Papers from 2021, 2019, 2018. The newest year is at the top.
How many marks is the Electrotechnics N6 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 3 papers on this page have their marking memo next to the question paper.
Which topics come up most in these papers? Transformers, ac circuit theory and dc machines, based on 2 papers on this page.
