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AQA A LEVEL PHYSICS EXAM PAPER 3
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AQA A LEVEL PHYSICS EXAM PAPER 3
2020
Please write clearly in block capitals.
Centre number
Candidate
number
Surname
Forename(s)
Candidate
ure
signat
A-level
PHYSICS
Paper 3
Section B Astrophysics
Friday 5 June 2020 Afternoon Time allowed: The total time for
Materials both sections of this paper is
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.
Instructions For Examiner’s
• Use black ink or black ball-point pen. Use
• Fill in the boxes at the top of this page. Questio Mark
n
• Answer all questions.
• You must answer the questions in the spaces provided. 1
Do not write outside the box around each page or on 2
blank
pages. *3
• IfJUN20740
you need extra space for 3 your answer(s), use the lined pages at 4
IB/M/Jun20/E8
the end of this book. Write the question number against your
TOTAL
answer(s).
• 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.
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2
Do not
write
Section B outside the
box
Answer all questions in this
section.
0 1 .1 Draw a ray diagram for a Cassegrain telescope.
Your diagram should show the paths of two rays up to the
eyepiece lens. The rays should initially be parallel to the
principal axis. [2 marks]
principal
axis
0 1 .2 A spacecraft passes Pluto at a distance of 12 500 km. The telescope on
board has an aperture of diameter 0.21 m and operates at a wavelength
of 450 nm.
Discuss whether this telescope is suitable for studying a crater with a
diameter of approximately 1 km on Pluto.
[3 marks]
*02 Downloaded by: 692Nurse |
IB/M/
* isaiaharitei1692@gmail.com
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