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Edexcel GCE In Physics (9PH0) Paper 03 General and Practical Principles in Physics june 2023
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Edexcel GCE In Physics (9PH0) Paper 03 General and Practical Principles in Physics june 2023
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[Date] Pearson EdexcelGCE In Physics
(9PH0) Paper 03
General and Practical Principles in
Physics
[Author name]
[COMPANY NAME]
, Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Candidate
Number Number
Pearson Edexcel Level 3
GCE
Thursday 15 June 2023
Morning (Time: 2 hours 30
minutes)
referenc
e
9PH0/03
Physics
Advanced
PAPER 3: General and Practical Principles in
Physics
You must have: Total
Scientific calculator, Marks
ruler
Instructions
• Use black ink or ball-point
•• IfFillpencil is used for diagrams/sketches/graphs it must be dark (HB
incentre
the boxes at the top of this page with your
pen.
or B). number and candidate number.
•• Answer
name,
all
Answer the questions in the spaces
provided – there may be more space than
questions.
you need.
Information
•• The total mark for this paper is 120.
The marks for each question are shown in
• Inbrackets
– use this as a guide as to how much time to spend on each question.
questions marked with an asterisk (*), marks will be awarded for your ability to
structure your answer logically, showing how the points that you make are related or
• follow on from each other where appropriate.
The list of data, formulae and relationships is printed at the end of this booklet.
Advice
• Read each question carefully before you start to answer it.
•• Try to answer every
• You
Check your answers if you have time at the end.
are advised to show your working in calculations including units
question.
where Turn over
appropriate.
, Answer ALL questions in the spaces provided.
1 A student used a laser pointer to direct monochromatic light normal to the plane of a
AREA
DO NOT WRITE IN THIS
diffraction grating as shown.
grating x
θ1
laser pointer
D screen
A diffraction pattern was produced on the screen. The distance between the first order
maximum and the central maximum of the diffraction pattern was x. The distance
between the diffraction grating and the screen was D.
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(a) The diffraction grating had 300 lines per mm.
The laser pen was marked with λ = 520 nm.
Determine whether the spacing of the diffraction pattern was consistent with
these values.
x = 43.5 cm
D = 2.75 m
(4)
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2
, (b) The student wrote the following conclusion:
“The value of x was measured with a metre rule. A metre rule has a
precision of 0.1 cm, so this value was determined with a high degree
of accuracy.”
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Comment on this conclusion.
(3)
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(Total for Question 1 = 7 marks)
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3
Turn over
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