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Physical science past paper
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Exam of 17 pages for the course Physical Sciences at 11 (Physics past paper)
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NATIONALSENIOR CERTIFICATE
GRADE 11
PHYSICAL SCIENCES: PHYSICS (P1)
NOVEMBER 2018
MARKS: 150
TIME: 3 hours
This question paper consists of 15 pages and 2 data sheets.
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,Physical Sciences/P1 2 DBE/November 2018
CAPS – Grade 11
INSTRUCTIONS AND INFORMATION
1. Write your name and class (e.g. 11A) in the appropriate spaces on the
ANSWER BOOK.
2. This question paper consists of 12 questions. Answer ALL the questions in
the ANSWER BOOK.
3. Start EACH question on a NEW page in the ANSWER BOOK.
4. Number the answers correctly according to the numbering system used in this
question paper.
5. Leave ONE line between two subquestions, e.g. between QUESTION 2.1 and
QUESTION 2.2.
6. You may use a non-programmable calculator.
7. You may use appropriate mathematical instruments.
8. You are advised to use the attached DATA SHEETS.
9. Show ALL formulae and substitutions in ALL calculations.
10. Round off your FINAL numerical answers to a minimum of TWO decimal
places.
11. Give brief motivations, discussions, etc. where required.
12. Write neatly and legibly.
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, Physical Sciences/P1 3 DBE/November 2018
CAPS – Grade 11
QUESTION 1: MULTIPLE-CHOICE QUESTIONS
Various options are provided as possible answers to the following questions. Choose
the answer and write only the letter (A–D) next to the question numbers (1.1 to 1.10) in
the ANSWER BOOK, e.g. 1.11 D.
1.1 Two forces, F 1 and F 2 , act on a point. If F 1 and F 2 act in the same direction
the maximum resultant has a magnitude of 13 N. If forces F 1 and F 2 act in
opposite directions the magnitude of the minimum resultant is 3 N. The
magnitude of the two forces, in newton, is …
A 8 and 5.
B 16 and 10.
C 3 and 10.
D 10 and 7. (2)
1.2 A free-moving block slides down an inclined plane at a CONSTANT
VELOCITY. This means that the …
A frictional force acting on the block is zero.
B net force acting on the block is in the direction down the slope of the
plane.
C net force acting on the block is zero.
D component of weight parallel to the plane is greater than the frictional
force. (2)
1.3 A trolley is pushed along a horizontal surface with a force of 150 N at an
angle of 45º to the horizontal. The trolley experiences a constant frictional
force of 60 N.
150 N
45º
60 N
The NET FORCE acting on the trolley:
(i) Causes the trolley to accelerate horizontally
(ii) Is equal to the applied force
(iii) Is horizontally forward
Which of the statements above are CORRECT?
A (i) and (ii)
B (ii) and (iii)
C (i) and (iii)
D (i), (ii) and (iii)
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