Engineering Science N2 August Past Papers and Memos
2018 to 20213 papers12 PDFsAfrikaans
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This page has every Engineering Science N2 August paper we have, from 2018 to 2021: 3 question papers and 3 memos in 12 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.
Q1Dynamics1.1 Define each of the following terms:15 marks
Q2StaticsA horizontal beam resting on two supports L and R which are 7 m apart has the10 marks
Q3Energy and Momentum3.1 Define the potential energy of an object or body. (2)7 marks
Q4Work, Power and Efficiency4.1 Define energy. (1)10 marks
Q5Mechanical Drives and Lifting Machines5.1 A clock watch has two gear drives with gear A driving gear B. The following is17 marks
Q6Friction6.1 A trailer with a mass of 75 kg is pulled up an incline which forms an angle of10 marks
Q7Heat7.1 Give ONE example where linear expansion of metals is useful in practice. (1)10 marks
Q8Particle Structure of Matter8.1 Define element. (2)8 marks
Q9Electricity9.1 What is the relationship between current and resistance? (2)13 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 should consist of at least the following THREE steps: Formula used or manipulation thereof Substitution of given data in formula Answer with correct SI unit
Use the following values where applicable: Gravitational acceleration = ⁄ Atmospheric pressure = Heat value of petrol = Heat value of coal = 30 MJ/kg 3 Density of water = 1 000 kg/m Specific heat capacity of water = Specific heat capacity of steam = Specific h
Rule off on completion of each question.
Drawing instruments must be used for all drawings.
Subsections of questions must be kept together.
Work neatly. (15070402) -3-
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Engineering Science N2 August 2019 question papers and memos
Q2Statics2.1 A light horizontal beam is 10 m long and is loaded as shown in figure 1.10 marks
Q3Energy and Momentum3.1 State the law of conservation of energy. (2)7 marks
Q4Work, Power and Efficiency4.1 A machine with a weighto f 1 600 N is lifted vertically up a building 14m high10 marks
Q5Mechanical Drives and Lifting Machines5.1 Give two advantages of chain drives over belt drives. (2)17 marks
Q6Friction6.1 Which friction opposes the initial movement of a body or object? (1)9 marks
Q7Heat7.1 Name three forms of combustibles and give one example of each. (6)11 marks
Q8Particle Structure of Matter8.1 Define the term atom. (1)8 marks
Q9Electricity9.1 Three resistors are connected to a 12 V supply as shown in Figure2 below.13 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 consist of at least the following three steps: (a) The formula used or the manipulation thereof (b) The substitution of the given data in the formula (c) The answer together with the correct SI unit
Use the following values whenever applicable: Gravitational acceleration = 9,8 m/s² Atmospheric pressure = 101,3 kPa Heat value of petrol = 25 MJ/kg Heat value of coal = 30 MJ/kg Density of water = 1 000 kg/m3 Specific heat capacity of water = 4 187 J/kg °C Sp
Rule off on completion of each question.
Use drawing instruments for all drawings.
Keep subsections of questions together.
Write neatly and legibly. (15070402) -3-
Engineering Science N2 August 2018 question papers and memos
Q1Dynamics1.1 Briefly explain the following:13 marks
Q2Statics2.1 Define the equilibrant of forces. (2)12 marks
Q3Energy and Momentum3.1 State the law of conservation of energy. (2)8 marks
Q4Work, Energy and Efficiency4.1 Define the term work done. (2)11 marks
Q5Mechanical Drives and Lifting Machines5.1 State THREE methods of reducing belt slip. (3)15 marks
Q6Friction6.1 Define kinetic friction. (1)10 marks
Q7Heat7.1 Define the term specific heat capacity. (2)11 marks
Q8Particle Structure of Matter8.1 Define the term atom.8 marks
Q9Electricity9.1 Give the relationship between the resistance of a resistor and the length of a12 marks
Instructions to candidates
Answer ALL the questions.
ALL the calculations should consist of at least the following THREE steps: 2.1 The formula used or the manipulation thereof 2.2 The substitution of the given data in the formula 2.3 The answer together with the correct SI-unit
Number the answers according to the numbering system used in this question paper.
The following values MUST be used in this question paper, whenever applicable: Gravitational acceleration ⁄ Atmospheric pressure Heat value of petrol Heat value of coal Density of water Specific heat capacity of water Specific heat capacity of steam Specific h
Rule off on completion of each question.
Drawing instruments MUST be used for all the drawings.
Subsections of questions must be kept together.
Write neatly and legibly. (15070402) -3- T630(E)(J27)T
