Physical Sciences Paper 1 (English)

Common 2017 — Grade 12 / Matric — Physical Sciences

Past Paper 2017 Grade 12 English Physical Sciences Hub →

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❓ 1 questions ⏱️ 3h 📄 18 pages 📝 64 items found ∑ 2 math symbols 📚 4 topics

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Q3— Section header —

Q2— Section header —

1.10\ in the ANSWER BOOK, for example 1.11 E.

1.1Which ONE of the follow ing pairs of physical quantities vector quantities Force and distance Velocity and speed Charge and electric field

1.2Which ONE of the following vector diagrams represents three forces acting on object simultaneously while the object moves at CONSTANT VELOCITY? (2\ P1 2017

1.4

1.6The path of a light ray passing from air through rectangular Perspex block is shown below

1.7A monochromatic red light ray passes through a single slit of width The diffraction pattern is projected on a screen. The red light is the replaced with monochromatic

1.8

1.9circular coil is placed inside a magnetic field and rotated clockwise to induce an emf. Which ONE of the following changes will increase the induced emf? Rotating the coil lower

1.10In the circuit diagram below, the battery has negligible internal resistance. The resistanc e of the ammeter and wire may also be ignored The reading on voltmeter V will be equal to

2.1Define the term resultant vector

2.2What is the magnitude of the resultant force acting on lock (1\ Draw a labelled free body diagr am indicating all the forces acting on b lock

2.4Determine the horizontal component of the force in rope (1\

2.5Calculate the vertical component of the force in cable

2.6Calcul ate the angle between the cable and the ceiling. 3] 56 kg P1 2017

3.1Write down a hypothesis for this experiment.

3.2.2Identify the independent variable Identify the controlled variable (1\ (1\

3.3Use the graph paper on the ANSWER SHEET and draw raph of the acceleration versus net force.

Q3— Section header —

Q4— Section header —

4.1Define the term friction force (2\

4.2NAME AND STATE the law that explains why the force exerted by the tow truck on the car is the same as the force exerted by the car on the tow truck. (3\

4.3Draw a labelled free body diagram indicating all the forces acting on the tow truck

4.4If the coefficient of kinetic friction between the tow truck tyres and the road surf ace is 0,45 calculate the

4.4Magnitude of the t ension in the tow bar (5\

4.4oefficient of kinetic riction between the CAR tyres and the road surface uddenly

4.5sing a relevant law of motion , explain why the car continue moving forward for a short distance.

4.6Calculate the acceleration of the car as it comes to stop after a short distance [26 9 000 N Tow truck

5.1Explain the difference between weight and mass (2\

5.2Calculate the mass of lanet

5.3Determine the factor by which the weight of an object on lanet X will differ from the weight of the same object

6.1Define the term ngle of in cidence (2\ Calculate the refractive index of material using the data the graph

6.3Calculate the speed of the light through material (3\

6.4material is replaced by material the angle of refr action is 31 when the angle of incidence is

6.4.1Calculate the refractive index of material (4\

6.4.2Redraw the graph material and on the sam set of axis, draw the graph you ex pect for

6.5otal internal reflection occur whe n a light ray passes from material to material The c ritical angle of material s 49

6.5.1Which range of angles will make it possible for total internal reflection to occur (2\

6.5.2What OTHER condition is necessary for total internal reflection to take place? (2\ [18] ESTION (Start on a new page.\18

7.1Write down an investigative question for this experiment. (2\

7.2State Huygens rinciple in words.

7.3How will distance be affecte d if the slit width is increased? Choose from INCREASE, DECREASE or REMAIN THE SAME. (1\ Explain

Q7— Section header —

8.1Define the term lectric ield at a point

8.2Are the charges NEGATIVE or POSITIVE? (1\ Draw the resultant electric field pattern for charges and

8.4Calculate the magnitude of the charge

8.5harge is now replaced by an identical oppositely charged point charge. How will the magnitude of the net electric fiel d at point be affected? Choose from INCREASE, DECREASE or REMAIN THE SAME.

Q9— Section header —

9.1State Faraday s law in words.

9.2the information the graph to calculate the change in magnetic flux.

9.3he coil rotates through ion where the magnetic flux becomes zero. Calculate angle [11 N S t1 3 2 1 0 1 2 3

10.1The circuit below consists of and resistor connected in parallel and an unknown resistor in series. An ammeter, a high resi stance voltmeter,

10.1.1Define the term power (2\

10.1.2Calculate the effective resistance of the parallel combination. (2\

10.1.3Calculate the potential difference across the resistors in parallel.

10.1.4Calculate the current through resistor R. (3\ The switch in the circuit is now OPENED.

10.1.5How will the reading on the voltmeter (V\ be influenced? Choose from INCREASE, DECREASE or REMAIN THE SAME. (1\

10.1.6Expla

Q10— Section header —

10.2A geyser label W, is used for an average of 5 hours per day. The cost of electricity is 80 cents per kWh.

10.2.1Calculate the e nergy used by the geyser for 5 hours per day (4\

10.2.2Calculate the cost of electricity to operate the geyser for a month with days. (2\ [20 TOTAL P1

Q3— Section header —

Mathematical Content

f(x)trig

Topics Identified

MechanicsElectricityWavesOptics

Mark Allocation

Sections20 + 13 + 8 + 18 + 8 + 13 = 80 marks

Paper information

SubjectPhysical Sciences

Year2017

SessionCommon

TypePast Paper

PaperPaper 1

LanguageEnglish

Pages18

Downloads8

Examination context

Decade2010s

Years ago9y

Season—

Start day—

Exam period—

Days since exam—

About Physical Sciences examination preparation

Grade 12 Physical Sciences combines Physics and Chemistry. Paper 1 covers mechanics, electricity, waves, and optics, while Paper 2 focuses on chemical bonding, organic chemistry, and electrochemistry.

Every available Grade 12 Physical Sciences past paper and memorandum is collected in the Physical Sciences hub at physical-science.freemode.co.za — browse all years, sessions and languages in one place.

How to use this resource for revision

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For stronger examination practice, complete the paper without unnecessary interruptions and keep track of the questions that take the most time. Afterwards, review the memorandum and separate knowledge gaps from mistakes caused by interpretation, calculation, structure, or examination technique.

applying scientific principles

selecting appropriate equations

interpreting scientific information

performing calculations with correct units

explaining scientific reasoning

A practical revision approach

Create a one-page formula sheet and practice deriving units from first principles. The memorandum rewards correct formula identification, proper substitution, and accurate unit handling.

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