Engineering Graphics and Design Grade 12 P2 2013 Memo (Eng)

Downloaded from hlayiso.com GRADE 12 NATIONAL SENIOR CERTIFICATE GRADE 12 ENGINEERING GRAPHICS AND DESIGN P2 FEBRUARY/MARCH 2013 MEMORANDUM MARKS: 100 This memorandum consists of 7 pages. Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 2.NSC - Memorandum DBE/Feb.-Mar. 2013 ANSWERS 1 | 2012-07-19 % 2 | UFF335.dwg % 3. | INCREASE TOLERANCE % 4 | CAST IRON % 5 |2,5mm % 6 |6 A 7 | MILLING 1 8 | ROUGHNESS FACTOR 1 9 | FILLET 1 10 | 50 1 11 | KEYWAY 1 12 | CURVE OF INTERPENETRATION 1 13 | £03 1 14 | 30 1 15 |2 1 16 | 262 1 17 | TOP VIEW 1 18 | FULL SECTIONAL FRONT VIEW / MULTI-PLANE SECTIONAL VIEW 1 19 | A.@76 B. 290 C. 30 D. 40 E. 10 5 20 | 025.25 2 21 | 13.5 (UPPER) & 12.85 (LOWER) 4 22 4 TOTAL: 30 ANSWER 22 @ FREEHAND SYMBOL PAPER 2 QUESTION 1 GRADE 12 FEB. - MAR. 2013 MEMORANDUM Copyright reserved Please turn over

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Downloaded from hlayiso.com Engineering Graphics and Design/P2 4 NSC - Memorandum DBE/Feb.-Mar. 2013 olx oll Nn ASSESSMENT CRITERIA SUBTOTAL CONSTRUCTION 2 | POINTS 4 Zz eC or S o fa) @ 2s fa} _ & cS |® aa im fe) rad 8 a oS Be Q f-~srse™ 3 al @ = 2 aN a> & +89 & ® i > ® PAPER 2 QUESTION 2.2 GRADE 12 FEB. - MAR. 2013 MEMORANDUM Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 5 NSC - Memorandum DBE/Feb.-Mar. 2013 PLACEMENT v AUX' VIEW ASSESSMENT CRITERIA 1 | AUX! VIEW + CIRCLE 12 PENTAGON + PLACING 2 | LOWER PORTION 15% PAPER 2 QUESTION 3 3 | UPPER PORTION o% GRADE 12 FEB. - MAR. 2013 TOTAL 37 MEMORANDUM Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 6 NSC - Memorandum DBE/Feb.-Mar. 2013 ASSESSMENT rc) CRITERIA @ 6) 6 6) @ SECTIONAL FRONT VIEW CONSTRUCTION (6) (6) (6) © Not SHOWN (-2) 1 | VALVE BODY 10 2 | SEAL 2 DETAIL OF MARK ALLOCATION FOR M16 NUT 3 | SHAFT 6 4 | HANDLE 5 N Ne 5 | WASHER 2 N 6 | M16 NUT 5 DETAIL OF MARK ALLOCATION 7 ‘| LEFT CUP SEAL 5 FOR FIBRE SEAL 8 | SPHERE 3 9 | RIGHT CUP SEAL 4 10 | END CAP 7 H | HATCHING 13 SUBTOTAL 62 (4) SEN Ne (4) PAPER 2 QUESTION 4 GRADE 12 FEB. - MAR. 2013 MEMORANDUM Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 7 NSC - Memorandum DBE/Feb.-Mar. 2013 ASSESSMENT CRITERIA v V v LEFT VIEW Wa 4 | HANDLE wh Iv] 2 | m16NnuT 4 Z ZA a I 3 | SHAFT 3 NY AN ASSEMBLY CONSTITUTES 4 | WASHER 1% TWO OR MORE PARTS SO. _ _ aan ” ALLOCATE 1 MARK FOR EACH 5 | VALVE BODY 9 COMPONENT CORRECTLY ASSEMBLED (10 PARTS -1=9) SUBTOTAL 20 GENERAL a 4 | CENTRE LINES 2 2 | ASSEMBLY 9 e e e SUBTOTAL 11 DETAIL OF MARK ALLOCATION FOR M16 NUT PAPER 2 QUESTION 4 GRADE 12 FEB. - MAR. 2013 MEMORANDUM Copyright reserved