AQA A-level PHYSICS Paper 3 Section B Turning points in physics Question Paper + Mark scheme [MERGED] June 2023
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AQA 2023
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AQA 2023
AQA A-level PHYSICS Paper 3 Section B Turning points in physics Question Paper + Mark scheme [MERGED] June 2023 Materials
For this paper you must have:
a pencil and a ruler
a scientific calculator
a Data and Formulae Booklet
a protractor.
Instructions
Use black ink or bla...
aqa a level physics paper 3 section b turning poin
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AQA 2023
AQA 2023
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AQA A-level PHYSICS Paper 3 Section B Turning points in physics Question Paper + Mark scheme [MERGED] June 2023
Please write clearly in block capitals.
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I declare this is my own work.
A-level
PHYSICS
Paper 3
Section B Turning points in physics
Thursday 15 June 2023 Morning Time allowed: The total time for
both sections of this paper is
Materials
For this paper you must have: 2 hours. You are advised to
a pencil and a ruler spend approximately
a scientific calculator
a Data and Formulae Booklet
50 minutes on this section.
a protractor.
For Examiner’s Use
Instructions Question Mark
Use black ink or black ball-point pen.
Fill in the boxes at the top of this page. 1
Answer all questions. 2
You must answer the questions in the spaces provided. Do not write 3
outside the box around each page or on blank pages.
4
If you need extra space for your answer(s), use the lined pages at the end of
this book. Write the question number against your answer(s). TOTAL
Do all rough work in this book. Cross through any work you do not want
to be marked.
Show all your working.
Information
The marks for questions are shown in brackets.
The maximum mark for this paper is 35.
You are expected to use a scientific calculator where appropriate.
A Data and Formulae Booklet is provided as a loose insert.
*JUN23740 3 D01* IB/M/Jun23/E8 7408/3BD
, 2
Do not
Do not write
write
outside the
outside the
Section B box
box
Answer all questions in this section.
0 1 In Figure 1, a beam of electrons travels through the aperture in the anode and hits
the screen.
Figure 1
0 1 . 1 Explain how the electrons that form the beam are emitted.
[1 mark]
0 1 . 2 Show that the maximum speed of the electrons in the beam is about 1.3 × 107 m s−1.
[1 mark]
*02*
IB/M/Jun23/7408/3BD
, 3
Do not write
outside the
0 1 . 3 A student suggests that the apparatus can be used to demonstrate the wave box
properties of electrons in the beam, provided that the aperture in the anode has a
suitable diameter.
Discuss whether the student is correct.
Support your answer with a calculation.
[3 marks]
Question 1 continues on the next page
Turn over ►
*03*
IB/M/Jun23/7408/3BD
, 4
Do not write
outside the
0 1 . 4 In 1897, J J Thomson determined a value for the specific charge of an unknown box
particle.
The unknown particle is now known to be the electron.
Describe one method to determine the specific charge of the electron.
Your answer should include:
a description of the apparatus used and the measurements made
a description of how the specific charge can be determined using these
measurements
an explanation of the conclusion made by Thomson from the value that he
determined.
[6 marks]
*04*
IB/M/Jun23/7408/3BD
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