Jan 2012 WJEC past paper p2

past paper for p2 physics WJEC

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Centre Candidate
Surname
Number Number
Other Names 0
GCSE
0241/02
ADDITIONAL SCIENCE
HIGHER TIER
PHYSICS 2
P.M. MONDAY, 30 January 2012
45 minutes
For Examiner's use only
Maximum Mark
Question
Mark Awarded
1. 9
2. 4
0 2 0 0 01
0 2 41
3. 9
4. 7
5. 12
6. 9
Total 50
ADDITIONAL MATERIALS
In addition to this paper you may require a calculator.
INSTRUCTIONS TO CANDIDATES
Use black ink or black ball-point pen.
Write your name, centre number and candidate number in the spaces at the top of this page.
Answer all questions.
Write your answers in the spaces provided in this booklet.
INFORMATION FOR CANDIDATES
The number of marks is given in brackets at the end of each question or part-question.
You are reminded of the necessity for good English and orderly presentation in your answers.
A list of equations is printed on page 2 of the examination paper. In calculations you should show all
your working.
CJ*(W12-0241-02)

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EQUATIONS
voltage
Resistance=
current
power
Current=
voltage
Distance = speed × time
change in speed
Acceleration (or deceleration) =
time
Resultant force = mass × acceleration
Work = force × distance
mass × velocity2
Kinetic Energy =
2
= 1
mv2
2
Change in potential energy = mass × gravitational field strength × height
=mgh
(0241-02)…read more

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BLANK PAGE
020 0 03
0 2 41
PLEASE DO NOT WRITE
ON THIS PAGE
(0241-02) Turn over.…read more

Page 4

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Examiner
only
Answer all questions in the spaces provided.
1. A group of pupils set up the following circuit to investigate how the current through a lamp
depends on the voltage applied to it.
Power supply
+ ­
A
X Y
(a) The ammeter measures the current through the lamp.
Draw a voltmeter on the circuit above that measures the voltage across the lamp. [1]
(b) The slider on the variable resistor is moved to the end Y.…read more

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Examiner
only
2. A radiation film badge is used by scientists who work near radioactive materials. The badges
consist of four windows, behind which is a radiation sensitive film. Each badge is inspected at
the end of the month and a new one is issued.…read more

Page 7

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BLANK PAGE
020007
0 2 41
PLEASE DO NOT WRITE
ON THIS PAGE
(0241-02) Turn over.…read more

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Examiner
only
3. The diagram shows a space rocket on its launch pad.
Engine thrust
Resultant upward
force = 10000N
Weight = 200000N
The rocket and fuel have a mass of 20 000kg and weigh 200000N.
It is powered by 3 rocket engines.
At lift-off, the resultant upwards force is 10 000N.
(a) (i) Calculate the upward thrust produced by each of the 3 rocket engines. [2]
Thrust = . . . . . . . . . . . . . . . .…read more

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