Technical Sciences Grade 10 Paper 1 National November 2016 Memo

Downloaded from hlayiso.com NATIONAL SENIOR CERTIFICATE/NASIONALE SENIOR SERTIFIKAAT GRADE/GRAAD 10 TECHNICAL SCIENCES: PHYSICS (P1)/ TEGNIESE WETENSKAPPE: FISIKA (V1) EXEMPLAR/MODEL 2016 MARKS/PUNTE: 150 This memorandum consists of 9 pages./ Hierdie memorandum bestaan uit 9 bladsye. Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 2 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 1 1.1 D  1.2 D  1.3 B  1.4 D  1.5 D  1.6 C  1.7 C  1.8 B  1.9 D  1.10 C  (10 x 2) [20] QUESTION/VRAAG 2 2.1.1 1 kg = 1 000 g  4 kg = (1 000 x 4) g = 4 000 g  (2) 2.1.2 1 000 m = ? km 1 000 m = 1 000/1 000 km  = 1 km  (2) 2.1.3 S T = S1 + S2 + S3  =15 km + 1 000 m + 500 m = 15 000 m + 1 000 m + 500 m  =16 500 m = 1,65 x 104 m (4) Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum 2.2.1 A scalar physical quantity is a quantity with magnitude/size only.  (2) 'n Skalaarhoeveelheid is 'n hoeveelheid met slegs grootte.  2.2.2 S T = Total distance travelled./S T = Totale afstand gereis = (3+6+3+3+4+4+8) m = 31 m (2) 2.2.3 speed = distance/change in time  /spoed = afstand/tyd  = 31/(3,4 x 60)  = 0,152 m.s-1 (4) 2.2.4 St = s1 + s2  =31 m +(-16) m  = 15 m to the right ./na regs (3) 2.2.5 31 m  15 m   16 m  (4) 2.3.1 50 dots/kolletjies in 1 s Time for 10 dots/Tyd vir 10 kolletjies = 10/50 ×1  = 0,25 s (3) 2.3.2 - The velocity remains constant/uniform/Die snelheid bly konstant  - The acceleration zero/Die versnelling is nul.  (2) 2.3.3 snelheid = displacement/time /snelheid = verplasing/tyd  = 10cm/0,2 s = 0,1 m/0,2 s = 0,5 m.s1  (4) [32] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 3 3.1 Fn Fg (4) 3.2.1 Applied force in the direction of 60 N. (To the right) Toegepaste krag.  In die rigting van die 60 N of na regs. (2) 3.2.2 Fn 35 N 60 N Fg (Weight)  (4) 3.2.3 F R = 60 N + ( -35 N )  = 25 N to the right/na regs (3) [13] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 4 4.1.1 Moment of force: The turning effect of the force about that point.  Moment van 'n krag: Die draai-effek van die krag om die spesifieke punt.  (2) 4.1.2 Beam: A single rigid length of material supported horizontally to carry vertical loads.  Balk: 'n Enkele onbuigsame lengte materiaal wat horisontaal gestut word en gebruik word om vertikale massa te dra.  (2) 4.1.3 Mechanical advantage: Ratio of load to effort. / Meganiese voordeel: Verhouding van die las tot die mag. (2) 4.2.1 Moments at L/Momente by L Anti-clockwise moments/Antikloksgewyse momente = Clockwise moments/Kloksgewyse momente  10 x R = (200 x 3 ) Nm+ (100 x 5 ) Nm + (300 x 6 ) Nm  10R = (600 + 500 + 1 800) Nm = 2 900 Nm/10 m = 290 N (4) Moments at R/Momente by R Anti-clockwise moments/Antikloksgewyse momente = Clockwise moments/Kloksgewyse momente  (300 N x 4m) + (100 N x 5m) + (200 N x 7m) = 10 x L 1200 Nm+ 500 Nm +1 400 Nm = 10L L = 3 100 Nm/10 m  = 310 N (3) 4.2.2 Upward force = Downward forces  Opwaartse krag = Afwaartse krag 310 N+ 290 N = 200 N + 100 N + 300 N 600 N = 600 N (3) 4.3 Load/Las  Effort/Mag  Fulcrum/Draaipunt (6) 4.5 MA = Load/Effort / MV = Las/Mag = 500 N/100 N (3) = 5 [25] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 5 5.1 The energy of an object due to its motion. / Die energie van 'n voorwerp as gevolg van sy beweging.  (2) 5.2 E k = ½ mv2  = ½ x15x 52 = 187,5J  (3) 5.3 Ep = mgh  = 2x9,8x3  = 58,8 J (3) 5.4.1 v = √(2xE k /m)  = √( 2x 0,5/ 8) m.s-1 = 0,35 m.s-1  (3) 5.4.2 Ep= EM - EK  = 12 J – 0,5 J  = 11,5 J  h = Ep/(mg) = 11,5/(0,8x9,8) m = 1,467m (5) [16] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 6 6.1.1 More than  /Meer as  (1) 6.1.2 The sphere is negatively charged. /Die sfeer is negatief gelaai.  (1) 6.1.3 charge n= electron charge − 6 x 10 −9  6 x 10 −9 = OR / OF − 1,6 x 10 −19 1,6 x 10 −19 = 3,75 x 1010  (3) 6.2.1 The net charge of an isolated system remains constant  during any physical process. / Die netto lading  van 'n geïsoleerde sisteem bly konstant gedurende enige fisiese proses.  (2) 6.2.2 C to B  / C na B  (1) 6.2.3 C has an excess of electrons.  / C het 'n oormaat elektrone.  (1) 6.2.4  + 3 x 10 + (-6 x 10 -9 ) -9  QB = Q C = = − 1,5 x 10 -9 C 2 (3) [12] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 7 7.1 24V  150 Ω R3 R 2 100 Ω S1  20 Ω R1 One mark for correctness of the circuit. / Een punt vir korrekte stroombaan.  (6) 7.2 Current is the rate at which the electric charges flow. /  Die tempo van die vloei van lading.  (2) 7.3 I = Q /∆ t = 3 C/0,6 s = 5 A (3) 7.4 Resistance is the opposition to electric flow. / (2) Die teenstand teen die vloei van elektiese stroom.  7.5 Ω  (1) 7.6 - Temperature. /Temperatuur  - Size of the conductor or the cross sectional Area of the conductor/Dikte van die geleier.   - Material from which the conductor is made./Materiaal waarvan geleier gemaak is. - The length of the conductor /Lengte van die geleier.  (4) [18] Copyright reserved/Kopiereg voorbehou Please turn over/Blaai om asseblief

Downloaded from hlayiso.com Technical Sciences/Tegniese Wetenskappe/P1/V1 9 DBE/2016 CAPS/KABV – Exemplar/Model Grade/Graad 10 – Memorandum QUESTION/VRAAG 8: 8.1.1 They are ammeters. /Beide is ammeters  (1) 8.1.2 The reading of the series ammeters is the same. /Lesings is dieselfde  (1) 8.1.3 V 1 is a voltmeter.  (1) 8.1.4 V T = V 1 + 4V V 1 = 12V – 4V = 8V (3) 8.2 EMF is the voltage measured acrosss the source when current is not flowing. / Emk is die potensiaalverskil oor die batterye indien geen stroom in die baan vloei nie.  (2) 8.3.1 IT = I1 + I2 + I3  = 198 mA + 165 mA + 60 mA  = 423 mA  (3) 8.3.2 1/R p =1/R 2 + 1/R 3 + 1/R 4  = 1 /100 + 1/ 120 + 1/ 330  R p = 47,62 Ω  (3) [14] TOTAL/TOTAAL: 150 Copyright reserved/Kopiereg voorbehou