This page has every Control Systems N6 April paper we have, from 2013 to 2021: 6 question papers and 4 memos in 10 PDFs. The newest year is first. Each paper shows the first page of questions, its marks and time, and what the questions cover.
Control Systems N6 April papers by year
Control Systems N6 April 2021 question papers and memos
April 2021
EMS N6 April 2021 question paper
100 marks · 3 hours · 7 pages · 10 questions
What is in this paper (10 questions)
Q1
Indicate whether the statements are TRUE or FALSE by writing 'True' or 'False' next to 10 marks
Q2
Determine, with the aid of block-diagram algebra, the total output (C) for the 10 marks
Q3
The BODE DIAGRAM SHEET (attached) illustrates a point-by-point Bode diagram of 10 marks
Q4
4.1 The derived closed-loop response values of a certain control system test are 10 marks
Q5
The transfer function for a root locus is given as: 10 marks
Q6
6.1 Give FOUR typical uses of operational amplifiers. (4) 10 marks
Q7
7.1 Name the FOUR classes of servo-motors used in electrical machines and 10 marks
Q8
8.1 FIGURE 2 shows a circuit diagram of a half-wave speed-control circuit for a 10 marks
Q9
9.1 Name THREE types of process controllers used in hydraulic systems. (3) 10 marks
Q10
10.1 What are Lissajous figures usually used for? (2) 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. Use only a black or blue pen. Submit the completed Nichols chart with the ANSWER BOOK. Write neatly and legibly. (8080016) -3-
Control Systems N6 April 2020 question papers and memos
April 2020
EMS N6 April 2020 question paper
100 marks · 3 hours · 7 pages · 10 questions
What is in this paper (10 questions)
Q1
Indicate whether the following statements are TRUE or FALSE by writin gonly 'True' or 'False' 10 marks
Q2
2.1 Determine, with the aid of block diagram algebra, the controlled output (C) for the 10 marks
Q3
DIAGRAM SHEET 1 (attached) show sa point-by-point Bode diagram of the gain and 10 marks
Q4
4.1 Plot the gain and phase valuesan f opeor -nloop control system on the 10 marks
Q5
DIAGRAM SHEET 2 (attached) illustratesth e root locus plot of a system asan 10 marks
Q6
6.1 Name TWO types of resistive transducers. (2) 10 marks
Q7
7.1 Name THREE types of systems in which synchros may be used. (3) 10 marks
Q8
8.1 Draw a neat, lableled schematic diagram of a reversible hal-fwave universal 10 marks
Q9
9.1 Name TWO types of spur-gear rotary pumps. (2) 10 marks
Q10
10.1 Name the type of control required on a baspneic umatic control system to 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. The completed Nichols chart must be inserted itntheo ANSWER BOOK before handing it in. Write neatly and legibly. (8080016) -3-
Control Systems N6 April 2019 question papers and memos
April 2019
EMS N6 April 2019 question paper
100 marks · 3 hours · 7 pages · 10 questions
The memo for this paper is not available yet.
What is in this paper (10 questions)
Q1
Indicate whether the following statements are TRUE or FALSE. Choose the answer 10 marks
Q2
2.1 Determine, with the aid of an algebra reduction block diagram, the control 10 marks
Q3
The DIAGRAM SHEET (attached) shows a gain versus frequency and a phase versus 10 marks
Q4
4.1 The derived closed-loop response values of a certain control system test are 10 marks
Q5
An open-loop transfer function for a root locus is given as follows: 10 marks
Q6
6.1 Convert the given Laplace transform functions to a function of time: 10 marks
Q7
An integrator operational amplifier is subjected to a square-wave input voltage of ± 6 V. 10 marks
Q8
8.1 The capacitance of a capacitor is proportional to TWO items. 10 marks
Q9
9.1 Define the term hydraulics. (2) 10 marks
Q10
10.1 Define the term ramp function applicable to DC waveform functions that are 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. Neat, labelled circuit diagrams must be used in the explanation of answers only where they are requested. Use only BLUE or BLACK ink. Make use of drawing equipment and a pencil for ALL sketches and diagrams. Write neatly and legibly. (8080016) -3-
Control Systems N6 April 2018 question papers and memos
April 2018
EMS N6 April 2018 question paper
100 marks · 3 hours · 8 pages · 10 questions
What is in this paper (10 questions)
Q1
Choose a term from COLUMN B that matches a description in COLUMN A. Write only 10 marks
Q2
Determine, with the aid of block diagram algebra reduction, the control ratio for the 10 marks
Q3
DIAGRAM SHEET 1 (attached), illustrates a point-by point bode diagram of the gain 10 marks
Q4
4.1 Plot the gain and phase values for an open-loop control system onto a 10 marks
Q5
An open-loop transfer function for a root locus is given as: 10 marks
Q6
6.1 The transfer function of a control system is given as: 10 marks
Q7
7.1 State the main function of a transducer. (2) 10 marks
Q8
8.1 List the THREE main design considerations when designing a hydraulic 10 marks
Q9
9.1 State TWO disadvantages of using integral control in pneumatic systems. (2) 10 marks
Q10
10.1 The sine wave is one of the most commonly used waveforms in signal 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. Neat, labelled circuit diagrams must be used in the explanation of answers only where they are requested. Use only BLUE or BLACK ink. Make use of drawing equipment and pencil for ALL sketches and diagrams. Write neatly and legibly. (8080016) -3- T430(E)(A13)T
Control Systems N6 April 2016 question papers and memos
April 2016
EMS N6 April 2016 question paper
100 marks · 3 hours · 6 pages · 10 questions
What is in this paper (10 questions)
Q1
1.1 Define the term operational amplifier in your own words (2) 10 marks
Q2
2.1 Draw a neat labelled circuit diagram of a battery-driven speed control series 10 marks
Q3
3.1 Draw a neat labelled schematic diagram of a basic reciprocating hydraulic 10 marks
Q4
4.1 What is meant by the term on-off control? (2) 10 marks
Q5
5.1 When testing a closed-loop control system, the elements for the closed-loop 10 marks
Q6
A load is driven by an electric servo-motor which is controlled by a remote position 10 marks
Q7
With reference to DIAGRAM SHEET 1 (attached), determine the following with the aid 10 marks
Q8
The transfer function of the forward path [G ] and the feedback path [H ] of a simple 10 marks
Q9
DIAGRAM SHEET 2 (attached) illustrates a closed-loop gain versus phase plot on a 10 marks
Q10
DIAGRAM SHEET 3 (attached) illustrates a Root Locus plot of a system as the 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. Neat, labelled sketches of circuit diagrams must be used in the explanation of answers only where a sketch is requested. Use only BLUE or BLACK ink for writing and a pencil for drawing. Make use of drawing equipment for ALL the sketches. Write neatly and legibly. (8080016) -3- T370(E)(A12)T
Control Systems N6 April 2013 question papers and memos
April 2013
EMS N6 April 2013 question paper
The memo for this paper is not available yet.
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Questions about these papers
Which years of EMS N6 April papers are on this page? Papers from 2021, 2020, 2019, 2018, 2016, 2013. The newest year is at the top.
How many marks is the EMS N6 April paper? The paper is usually out of 100 marks and you get 3 hours to write it.
Are the memos included? Yes. 4 of the 6 papers on this page have their marking memo next to the question paper.
