Engineering Graphics and Design Grade 12 P2 2020 Memo (Eng)

Downloaded from hlayiso.com cy basic education we Department: « wy Basic Education REPUBLIC OF SOUTH AFRICA SENIOR CERTIFICATE/ NATIONAL SENIOR CERTIFICATE ENGINEERING GRAPHICS AND DESIGN P2 } ! I il iH H NOVEMBER 2020 H i} 1! ! I { MARKING GUIDELINES i Copyright reserved These marking guidelines consist of 8 pages. Please turn over

Engineering Graphics and Design/P2 Downloaded from hlayiso.com 2 SC/NSC = Marking guidelines DBE/November 2020 coil spring ANSWER 19: Conventional representation for a ANSWER TWO-LEVER DOOR LOCK SIPO 2018/09/14 DL 04 3 13/10 PERSPEX BOTTOM VIEW O}/@OlINI| OD) a!; BR] wl] rm A: 134 B:@5 C: 24 D: 88 E:2 ° 134°, 135°, 136° = SYMMETRY IN) INTERRUPTED VIEW wo MULTI PLANE / OFFSET SECTION BR See below o9 a fo>) 7 SI CROSSED (or) 10,29 o See below IN) i) wlolnmn/asjoafa}jrm/aja}/af}ajafa}/sa}ja}aja TOTAL w So ANSWER 14: DIRECTION e e ARROWHEAD ~~ S s e ANSWER 20: Projection symbol @ FREEHAND @ci v1. PROFILE CL @ FREEHAND v4 PAPER 2 QUESTION 1 GRADE 12 SC/NSC 2020 MARKING GUIDELINES Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 3 SC/NSC = Marking guidelines DBE/November 2020 2. CONSTRUCTIONS = CIRCLE DIVISIONS 0.5 = PITCH 0.5 + PITCH DIVISIONS 1 = VERTICAL PROJECTION 1 * HORIZONTAL PROJECTION 1 + DIRECTION 2 6 4, CURVE QUALITY = CURVE THROUGH POINTS = CURVE CONTINUOUS / SMOOTH Nia PIR 6 8 ASSESSMENT CRITERIA 2.1 1 | GIVEN + CL 1 2 | CONSTRUCTION 6 PAPER 2 QUESTION 2.1 | 3 | HELIX 13 GRADE 12 SC/NSC 2020 4 | CURVE QUALITY 2 MARKING GUIDELINE ToTAL| 22 Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 4 SC/NSC = Marking guidelines DBE/November 2020 1, CONSTRUCTIONS = LENGTH : 120 mm 0.5 = 12 DIVISIONS 0.5 SIMPLE HARMONIC -- 15° SUBDIVISIONS 0.5 - SEMI CIRCLE 0.5 -- CIRCLE DIVISION 0.5 -- HORIZONTAL PROJECTION 0.5 UNIFORM ACCELERATION & RETARDATION - 15° SUBDIVISIONS 0.5 - LINE DIVISION 0.5 -- FIRST HALF CONSTRUCTION 0.5 -- SECOND HALF CONSTRUCTION 0.5 LABELING 1 6 2) (2) e [/ 2. CURVE QUALITY = CURVE THROUGH POINTS 0.5 (2) = CURVE CONTINUOUS / SMOOTH 0.5 o° 30° 60° 90° 120° 150° 180° 210° 240° 270° 300° 330° 360° DISPLACEMENT GRAPH SCALE 360° : 120 mm ASSESSMENT CRITERIA 2.2 PAPER 2 QUESTION 2,2. |_1 | CONSTRUCTION 3 soniac aen0 2 | POINTS + CURVES %) MARKING GUIDELINE TOTAL | 15 Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 5 SC/NSC = Marking guidelines DBE/November 2020 v4 CIRCLE CONSTRUCTION Ss V1 PLACEMENT ASSESSMENT CRITERIA 1 | PLACEMENT + AUX VIEW 3 2 | BASE 13 3 | UPRIGHT 43 PAPER 2 QUESTION 3 4 | CIRCLE + HEXAGON 94 GRADE 12 SC/NSC 2020 5 | SECTION 10 MARKING GUIDELINE TOTAL| 40 Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 6 SC/NSC = Marking guidelines DBE/November 2020 1, CENTRE LINE MARK ALLOCATION SANS COMPLIANT (LINE TYPE) CENTRE LINES (0 to 3 = 0): (4 to 9 = 1); (10 to 13 = 2) 2 TOTAL 4 3, ASSEMBLY 1 MARK FOR EVERY COMPONENT CORRECTLY ASSEMBLED (10 PARTS #1) =9 ASSESSMENT CRITERIA RIGHT VIEW 4 1 | Bopy 45 2 | SHAFT 13 PAPER 2 QUESTION 4 GRADE 12 M28 NUT + FLANGE x SC/NSC 2020 3 &: MARKING GUIDELINE SUBTOTAL 9 Copyright reserved Please turn over

Downloaded from hlayiso.com Engineering Graphics and Design/P2 7 SC/NSC = Marking guidelines DBE/November 2020 eH NOT HATCHED a Her ENTIRE SHAFT NOT HATCHED v2 MARK ALLOCATION FOR HATCHING @ HEIGHT v4 HALF SECTION DIVISION LINE GEAR CL (4) 14) NOT SECTIONED / HATCHED IN BOTTOMHALF ¥1 PAPER 2 QUESTION 4 GRADE 12 SC/NSC 2020 MARKING GUIDELINE ASSESSMENT CRITERIA HALF SECTIONAL FRONT VIEW 4 | Bopy 13 2 | SHAFT +KEY 16 3 | BEARING + SPACER 9 4 | FLANGES 13 5 | M28 Nut 43 6 | Gear 11 SUBTOTAL 663 GENERAL CUTTING PLANE AsA ASSEMBLY Copyright reserved