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What details must be filled in at the top Candidate surname, other names, cen-
of the examination paper? tre number, and candidate number.
What is the date and duration of the
Wednesday 24 May 2023, Afternoon (1
Pearson Edexcel Level 3 GCE Physics
hour 30 minutes).
exam?
What is the total mark for the Physics
80 marks.
Paper 2: Core Physics II?
What materials must a candidate have
Scientific calculator and ruler.
during the examination?
What should candidates use to write Black ink or ball-point pen; pencil must be
their answers in the exam? dark (HB or B) for diagrams.
What is the significance of the question Marks will be awarded for the ability to
marked with an asterisk (*) in the exam? structure the answer logically.
Read each question carefully, try to an-
What advice is given regarding answer-
swer every question, and check answers
ing questions in the exam?
if time permits.
How should multiple choice questions be With a cross in the box for the correct
answered in the exam? answer from A to D.
What is the equation used to calculate
the wavelength of light emitted from a n» =d sin ¸.
laser?
Which units are possible for n and d in
n: no unit; d: mm or mm-1.
the wavelength equation?
What two measuring instruments should
a student use to determine the Young Metre rule and micrometer.
modulus of a material?
What is the time-base setting of the os-
cilloscope used to determine the speed 50 µs/ division.
of sound in air?
Frequency = 1 / (time period), where time
How is the frequency of the signal deter-
period is determined from the time-base
mined from the oscilloscope settings?
setting.
Percentage uncertainty = X + Y, where X
is the percentage uncertainty in distance
, Pearson Edexcel GCE Physics Exam Paper 2023
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What is the formula for calculating the
and Y is the percentage uncertainty in
percentage uncertainty in terminal veloc-
time.
ity?
What happens to the appearance of the
The lamp appears dark when viewed
lamp when viewed through two polaris-
through both filters.
ing filters P and Q?
What is the appearance of the lamp after
After 90°: bright; after 180°: dark.
filter Q is rotated by 90° and 180°?
What is the relationship between the Both have associated percentage uncer-
measured distance and time in the con- tainties that affect the calculation of ter-
text of terminal velocity? minal velocity.
To demonstrate understanding and en-
What is the purpose of showing working
sure full marks are awarded where ap-
in calculations during the exam?
propriate.
What should candidates do if they
Put a line through the box and mark the
change their mind about a multiple
new answer with a cross.
choice answer?
What is the significance of the total It serves as a guide for how much time to
marks indicated for each question? spend on each question.
What is the recommended approach if
a candidate runs out of time during the Check answers if time allows.
exam?
What type of questions are included in All questions must be answered, includ-
Section A of the exam? ing multiple choice questions.
What type of waves does the textbook
describe as having oscillations of differ- Waves in multiple planes.
ent wavelengths?
What is the angle of rotation that results
90°
in a quarter turn?
What is the angle of rotation that results
180°
in a half turn?
What type of waves have oscillations
perpendicular to the direction of energy Transverse waves.
transfer?
, Pearson Edexcel GCE Physics Exam Paper 2023
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Which type of transverse waves are de-
scribed as having oscillations in multiple Unpolarised transverse waves.
planes?
What is the total power of two thin con-
verging lenses, each with a power of 4 8 D.
D?
How is the work done in extending a
Work done = 0.5 × extension × average
spring calculated from a force-extension
force.
graph?
If a bat emits an ultrasound pulse and
detects the reflected pulse 36 ms later, Distance = (speed of sound × time) / 2;
how do you calculate the distance to the using speed of sound = 340 m/s.
moth?
To maintain effective hunting, the bat
Why must a bat change the time be-
needs to adjust the pulse rate to account
tween emitted ultrasound pulses as it
for the decreasing distance, ensuring it
approaches a moth?
can detect the reflected pulses in time.
What is the formula to calculate work
Work done = 0.5 × extension × average
done on a spring given its force-exten-
force.
sion graph?
What type of waves are stationary Waves that do not propagate energy but
waves? have fixed nodes and antinodes.
What is the definition of longitudinal Waves where oscillations occur in the
waves? same direction as the energy transfer.
What is the significance of the power of It indicates the lens's ability to converge
a lens measured in diopters (D)? or diverge light.
What does a force-extension graph rep- The relationship between the force ap-
resent for a spring? plied to a spring and its extension.
What happens to the frequency of ul-
The frequency increases due to the
trasound pulses as a bat approaches a
Doppler effect.
moth?
What is the speed of sound in air at room
Approximately 340 m/s.
temperature?