This page has every Building Science 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.
Building Science N3 August papers by year
Building Science N3 August 2021 question papers and memos
August 2021
Building Science N3 August 2021 question paper
100 marks · 3 hours · 6 pages · 7 questions
What is in this paper (7 questions)
Q1
Briefly describe how a concrete slump test is carried out. [10] 10 marks
Q2
2.1 Determine analytically the magnitude of reactions at the supports for a beam 20 marks
Q3
3.1 A simply supported truss is loaded as shown in FIGURE 2 below. 20 marks
Q4
4.1 State TWO methods used to determine the centroid of a plane lamina. (2) 20 marks
Q5
Practical applications for simple machines are found daily. One such application is on a 9 marks
Q6
The legs of a tripod are 8 m long, and the lower-end feet are at the same level, forming 11 marks
Q7
7.1 State FOUR good electricity conductors. (4) 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. Round off intermediate and final calculations to TWO decimal places. Start each question on a new page. Use only a black or blue pen. Take acceleration due to gravity, g = 9.81 m/s Write neatly and legibly. (15070023) -3-
Building Science N3 August 2019 question papers and memos
August 2019
Building Science N3 August 2019 question paper
100 marks · 3 hours · 8 pages · 7 questions
What is in this paper (7 questions)
Q1
1.1 The following FIGURES show paint defects. Identity each defect and write the 10 marks
Q2
2.1 A pull of 500 N is required to move a pallet loaded with cement bags weighing 15 marks
Q3
Below is a simply supported beam. 16 marks
Q4
Graphically or analytically determine the position of the centroid in the DIAGRAM with 16 marks
Q5
In the simply supported truss the reactions RL and RR are given as 20 kN and 35 kN 21 marks
Q6
An electric heater rated 1,5 kW operates for 2 hours on a 220 V supply. 10 marks
Q7
The legs of a tripod are 7 m in length. The feet of the tripod forms an isosceles triangle 12 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. -2 Take gravitational acceleration, g, as 9,81 ms . Round off final answers to TWO decimals. Write neatly and legibly. (15070023) -3-
Building Science N3 August 2018 question papers and memos
August 2018
Building Science N3 August 2018 question paper
100 marks · 3 hours · 6 pages · 7 questions
What is in this paper (7 questions)
Q1
1.1 Hard water causes a number of problems regarding the use of water. 8 marks
Q2
FIGURE 1 shows a cantilever beam loaded as shown. 20 marks
Q3
3.1 Distinguish between direct current and alternating current. (2 × 2) (4) 12 marks
Q4
A pair of sheerlegs has legs of 7 m each, with the bases 4 m apart. A 12 m backstay 10 marks
Q5
5.1 Define work done as applicable to lifting machines. (2) 10 marks
Q6
FIGURE 2 shows a plane laminar. 20 marks
Q7
7.1 Study FIGURE 3 and determine the magnitude of the reactions RL and RR 20 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. Rule off across the page on completion of each question. ALL sketches and/or diagrams must be neat, reasonably large, in good proportion, fully labelled and done in pencil. 2 Assume that acceleration due to gravity g, is 9,81 m/s . Write the formula before you start with the calculation. Write neatly and legibly. (15070023) -3- T250(E)(J26)T
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Questions about these papers
Which years of Building Science N3 August papers are on this page? Papers from 2021, 2019, 2018. The newest year is at the top.
How many marks is the Building Science N3 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.
