Exam (elaborations)
AQA A-level PHYSICS 7408/3BB Paper 3 Section B Medical physics June 2024 QP
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AQA A-level PHYSICS 7408/3BB Paper 3 Section B Medical physics June 2024 QP
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Please write clearly in block capitals.Centre number Candidate number
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I declare this is my own work.
A-level
PHYSICS
Paper 3
Section B Medical physics
Monday 17 June 2024 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). 5
• Do all rough work in this book. Cross through any work you do not want
TOTAL
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.
*JUN2474083bB01*
IB/M/Jun24/E8 7408/3BB 1
, 2
Do not write
outside the
Section B box
Answer all questions in this section.
0 1 . 1 A human eye has a far point of 6.0 m.
State the name of this defect of vision.
[1 mark]
0 1 . 2 Calculate the power of the correcting lens required for this eye.
[2 marks]
power = D
0 1 . 3 An eye with astigmatism requires the following prescription:
−4.00 –0.75 ×30
Which row identifies the meaning of each number?
Tick () one box.
[1 mark]
−4.00 −0.75 ×30
axis cylinder spherical
cylinder axis spherical
spherical cylinder axis
cylinder spherical axis 4
*02*
IB/M/Jun24/7408/3BB 2
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