# Physical Sciences Grade 12 North West Mock 2016 Memo

> Grade 12 Physical Sciences memorandum from the North West Mock Exam 2016, 11 pages. Read online or download the free PDF.

- Page: https://www.hlayiso.com/library/nw-phys-fis-memo/c47091be-07ff-46dd-b160-ce6147c6ea06
- Updated: 2026-09-27
- Subject: Physical Sciences
- Grade: Grade 12
- Document type: Memorandum
- Year: 2016
- Exam period: North West Mock Exam
- Curriculum: CAPS
- Pages: 11

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## About this document

Physical Sciences · Grade 12 · North West Mock Exam · 2016. Memorandum, 11 pages. Read online or download the PDF.

Read it free online on the page above; download the PDF from there.

## Document text

Text extracted from the PDF. Layout, diagrams and tables may not survive extraction.

### Page 1

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Physical Sconces P1/Fisiose WetenskapperV? 2 NeeuiSepterbver 218
QUESTION 1 / VRAAG 1

wt BY @
42 Ate @)
13 bry @)
14 ove ca
15 BvY 2)
16 Cre @
7 ay 2)
18 Dw @
1 owe , @)
14000 AY? . @

Copyright reserved/Copiereg voorbonou Figaee turn over/Biaai om assebtief

### Page 2

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Ww FTF / 20,4N freight 7g 7 gravitational
force / gewig / gravitasiekrag

PFs! F,! Hcon AF 7B? wnewing

NTE TE 7 nomal toe 77

FTF, AON? .
T | Fy étension
2)
24 Fae = inary
for the 3 kg ~ tor 2 kg
~T =the 3-98 ¢ hie) Oe Tam 2-08 «
Oe 10. Tai 3-88 hs Tom 2. 28
10= {jh -2-9,8) + (uk -3- 9,8)
i= 0.204 (C343 Cem ban en +) 4)
POSITIVE MARKING FROM 2.4/ POSTIEWE NASIEN VANAF 2.4
25
for the 3 kg for 2 kg
Fost = Fappieg ~T> ph «3-98 Fae oT 4 «2-88
438 = 30-T-~O204 3. 98~ “2a =T- 02042-9850
3a=%~-58,997 ~T Qa=- T~3,908
Add the two equation
(8)
as4ms?v
uy

Copyright reserved/Kaplereg voorbehow Please tum over/Stas! om asseblief

### Page 3

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Physical Sciences /P1/Fisioges Wetenskappe/V? a NWiSepiember 2016
NSCINSS ~ Memorandum

QUESTION 3/ VAAAG 2
34 it fs when the only force acting on the falling object, it Is the force of gravity «'f
Dit is a8 die enigste krag wat op die vallende voorwerp inwerk, die
gravitasiekrag is “v (0 or 2 marks / 0 of 2 punie) @)
32 Downward / Afwaarts v a)
33 OPTION 1/ OPSIE 7
Ay =vAt+jaar

xe O+sGQt ¥ andéon ¢43.05 0+ #98 (10,1 .
i Oe a = 4,900.1)" pare
to 90884 Ganek't frre “
hence f dus x = 45,98 m lovee y cqurkey Enter -
OPTION @ OPSIE 2
Ay=vAtetaat ov vi ev? +2aay ran j
(&é *
: nd 49001" =0+2198)-04 \_ 0
Nay = 90,010. X= 45,95 m 6)
downward +ve downward -ve
a Sor 3004
af
> ‘Tima / Tya(s}
a Criteria 7 Kintera) Mar Pant

Atl Byt= Ove q
Shape of the graph 41
Velocity af top 30.07 17 eo]

[12]

Copyright reserved/Kopiereg voorbahou Please tum over/ Kasi om assebliet

### Page 4

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Physical Scienoss /P4/Fisiese Wetanakappa/Vt 5 NwSeptember 2016
NSCINES ~ Memorandum
QUESTION 4 / VRAAG &
41
is zero. ©
! @)
es Ha rea ee abasighetd van okatent
kragte./ indien die impuis van eksteme kragte mul is.
42 te = 6x tO kgms'y east/oos /} a
43 ADA= PED
= 1x10? — 6xt0*
= -5xi0'koms'¥ hence dpe =5" 10 kges?
Roam, ~
Sx 10 = 2x10? —p Vm 8x 10 150
p=-3x 107 kgs? y =-2ms" %
= 2avs' west/ wes ¥
OR / OF
EP oxo * LP ate ©

6x10" +1800 viv = 1x19 + 2x1 i i ©

csv MARKING FROM 4.35/POSTIEWE NASIEN VANAF 4.3

44 Eye emo

we bape 6002, 1 4
Ex before / voor = 5 2000(S2°¥ + =1500,(-2}" v= 120004

Ey after/na = $2000.50 31800. oy v= 1883,33

Copyright resarvad/R oplerag voarbehou Please tum ower/Blaal om assebiiel

### Page 5

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Physical Sciences P1/Fisiese Welenskappa/Vt & AW/Septamber 2016
NSCINSS ~ Memorandum

QUESTION 5 / VRAAGS

81 We F axcos6¥
326 = (180}(6\cos 8) “
inn’ 1
52 Wy=fAxcosd f=y4N  bothequationsi mar |
=(25,09NS\cos 180) -. = 0,3x (20.9.8) ~(190 sin so] )-
2 128,18 = 25,03 N :

(Accept -125,13 J t0 -125,15 J) “8
POSITIVE MARKING FROM 5.2 /POSTIEWE NASIEN VANAF 8.2
SS Wre AKY
825 ~ 125.15 = 20v.?—9v
we 447 mst ¥ 4
5.4 Increases / neern foe’ .
Normal forees increases / Normaatkragie neem toe
Normal force is equal to F,/ Normaalkragte is galyk aan F, @
13]

751 ie and 4 7AS= vi
“S4o-v, fen CBee ae

¥a= 0.4599 m-s'v rangelntenal (0,45 0,50) 7,2 (Gey Tt

‘Copyright neservedKoplereg woortehow Please turn over/Biaat om asseblief

### Page 6

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Physical Sciences /P1/Firiese Welanskappa/? 7 NwWiSepieraber 2018
NSC/NSS ~ Memorandum

QUESTION 7 / VRAAG 7
WA Tre magnitude ofthe Secon fore exerted by one pols charge (Q,) on

72
1 SEAT An mater as | =
Qe » 8.8088 x 16° Gv )
734 Xv , *
*Q
zag Eee”
Pa
9x10", 20x10*
Ey aye erasee NG "East / Qos om,
santen® ¥ fy i
Bap 220802107900 No West Wes a
{0,2}
Ena = 18000 ~ 967,3469 (= 17692,85506 N.C" West/ Wes ~ ie

Rete thasct onto) (14)

Copyright reserved/Kopiereg voorbenou Pioase turn over/Biaal om asseblio

### Page 7

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Physical Sciences /P1/Fisiese Wetenskappe/V?

QUESTION 8/ VRAAG &

a
NSCINSS ~ Memorancien

NYWSepteriher 2076

B.A «

ae

R@)

4

Criteria/Krileria

Marks / Punte

‘Two points correctly plotted/Twee punte karrek gestip

ALL points correctly plotted’
ALLE korrek

Correct ling of best 8 if all plotted points used/

82 ami/emkle} ffs oe

Copyright reserved/Kopierag voorbenau

Korrekte lyn van besie pas indien alle punte gebruik word

‘Phnuse turn over Blagi on agsebliel

io)
()

### Page 8

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Sciences P1/Fisiose a ber 2018
Physical Wormnstappevt 8. NW/Septem!

83.4 . #20 ¥ v

Gradient / Gradiant ax OBB bid + = 18,66667 V

Can use any values / Xan enige waardes gabruik a@)
B32 POSITIVE MARKING FROM 8.2.4 B i ?

TIEWE NASIEN V2 t

6 =iAen 4 283 234

18,67 29,85 (2 +1) ¥ 8 2 238

122,99 0¥ 8 Tes 233

‘Other substitutions and answarsy | 19 1,86 2.06

Ander substilusies en aniwoorde 2 7,463 2,33

OROF

Exdrapolate the graph to the y axis (must ba shown) see the graph drawn’

value notes and written 2,2 or 2,4 0% 2

Exkstrapoleer die grafiak am die y-as (most getoon word) sien die gratiek

gateken waardenotas en skrittelike 2,2 of 240
8.4 From the gtaph/ uit ele gratiek € at(hen .

Red 46,867 =1 (04 2,33) ¢

L cotav 1=71BAY )

t

Ts7i4ar Q)

{11}

Copyright riserved/Kaplereg voorbahou Pigsse turn oved/Biaal om assebtiet

### Page 9

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Physical Stierices /P1/Fisiese Wetenskappa/Vt 10 NW/September 2016
NSCINSS ~ Memorandum

QUESTION 9/ VRAAG ¢

a4 ‘Tha potential difference across a conductor is directly proportional to the
Current in the conductor “at constant temperature. (provided temperature and
all other physical conditions am constant) ~
Die potansiasiverskil oor ‘n gelelar is direk eweredig aan die stroom in dia
Fenatant Biya a fomperaluur (mits temperatuur en alle siesa toestands @

921 € <tRen

ge Bean when S; closed / as $; geshuit is

g= Beers ¥ when Sais dosed / as $2 gasiut is
fe)

Barn= Ben a .

X
vezaye Ge;

92.2 POSITIVE MARKING FROM 9,1 and 9.2.1
POSTIEWE VANAF 8.1 on 9.2.7
c=kA4s

Bel@iav

i=4BAY

Vea ixh «
=48x2 ¥

“ave . (<(e

os

‘Copyright reserved/Koniereg voorbehou Please turn over Slag orm assabiiet

### Page 10

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QUESTION 10/ VRAAG 10

104
10.2

40.8 Mechanical to electical? Meganies na elektries” iO)
104
z
i
z
e.
é »
&
Must draw a sinodal graph to satisty the following criteria
| CHITERIAS KRITERIA WARK? PUNTE
Stat 1 at t=O and 6 at f meximumy ¥
Begin byt=0 en § by | maksimum
2 and 4 at {= 0/ ¥
2en 4 by t=O
Graph tums at 3 ¥
| graliek draai by 3
10.6 OPTION 1/ OPSIE 1 OPTION 2/ OPSIE 2
Pans = Volos */Penous. = Vary lage Vong = Bit = B= 8.485V_-«
cof wl2S bay Pare = Vers beens of
a 2 S Pie 8485S hme ®)
a =
imax * 3,33 A tas = 23574 y
Lmaxebemsla * 235708 s 3,334 :
[ay
Copyright resarved/Kopianeg vaorbehou Pisase tum over Gaal on asseblet

Lelt to right/ Links na rege”, _..
increases / Neem foe’ ~~

"1 NW September 2016

1
i)

### Page 11

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Physical Sciences /P1/Fisiese WetanskappelV? 12 NW /September 2016
NSC/NSS ~ Memocandur

QUESTION 11 / VRAAG 11

WW44 Threshold frequency? Drumpetrekwensie w
11.2 By the gradient’ / Deur die heiling te bepaal a

143 The ensrgy of the incident is” lesser than work function of the metal
oan” Peers van die lig faer as die werksfunksie
Tho incident ight does not have the minimum energy « to emit electrons
from the surface of the metal ¥ / Die ig het minder energie as die
répimaim energie benadig., 2}

114 Weahty ¥

= 6635 10%x5,6x 10%

= ariaatitae 3}
1.5 E=Wo+Bumg “ offof E = WetKemx Of of 2hfp= hier te on?

2x 6.69x 10™ «5.6.x 10'*
: ve

v=9,08x 10" Tst¥

LL...

Bax 19"

11.6

)

‘Straight line on the right of A q
Reguit lyn, regs van A

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