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Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signatu re
I declare this is my own work.
A-level
PHYSICS
Paper 3
Section B Astrophysics
Monday 17 June 2024 Morning 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.
a protractor.
For Examiner‟s Use
Instructions
Use black ink or black ball-point pen. Question Mark
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
outside the box around each page or on blank pages. 3
If you need extra space for your answer(s), use the lined pages at the end of 4
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.
IB/M/Jun24/E6 7408/3BA
, 2
Do not write
outside the
Section B box
Answer all questions in this section.
0 1 A student uses a refracting telescope in normal adjustment to make
observations of Jupiter.
The telescope has an angular magnification of 75
0 1
. 1 The eyepiece has a focal length of 22 mm.
Determine the distance between the eyepiece and the objective lens.
[2 marks]
distance = m
0 1 . 2 When viewed through the telescope, the image of Jupiter subtends an angle
of 1.7 × 10−2 rad.
Calculate, in km, the distance between the Earth and Jupiter.
mean radius of Jupiter = 7.0 × 104 km
[2 marks]
distance = km
IB/M/Jun24/7408/3BA
, 3
Do not write
outside the
The student places a cap over one end of the telescope. The cap has a circular hole box
in its centre.
Figure 1 shows the end of the telescope, the objective lens and the cap.
Figure 1
0 1
. 3 State and explain the effect that the addition of the cap has on the chromatic
aberration caused by the lens.
[3 marks]
0 1 . 4 Explain two other effects that the addition of the cap has on the image of Jupiter.
[4 marks]
1
2
11
IB/M/Jun24/7408/3BA
, 4
Do not write
outside the
Turn over ► box
IB/M/Jun24/7408/3BA
Please write clearly in block capitals.
Centre number Candidate number
Surname
Forename(s)
Candidate signatu re
I declare this is my own work.
A-level
PHYSICS
Paper 3
Section B Astrophysics
Monday 17 June 2024 Morning 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.
a protractor.
For Examiner‟s Use
Instructions
Use black ink or black ball-point pen. Question Mark
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
outside the box around each page or on blank pages. 3
If you need extra space for your answer(s), use the lined pages at the end of 4
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.
IB/M/Jun24/E6 7408/3BA
, 2
Do not write
outside the
Section B box
Answer all questions in this section.
0 1 A student uses a refracting telescope in normal adjustment to make
observations of Jupiter.
The telescope has an angular magnification of 75
0 1
. 1 The eyepiece has a focal length of 22 mm.
Determine the distance between the eyepiece and the objective lens.
[2 marks]
distance = m
0 1 . 2 When viewed through the telescope, the image of Jupiter subtends an angle
of 1.7 × 10−2 rad.
Calculate, in km, the distance between the Earth and Jupiter.
mean radius of Jupiter = 7.0 × 104 km
[2 marks]
distance = km
IB/M/Jun24/7408/3BA
, 3
Do not write
outside the
The student places a cap over one end of the telescope. The cap has a circular hole box
in its centre.
Figure 1 shows the end of the telescope, the objective lens and the cap.
Figure 1
0 1
. 3 State and explain the effect that the addition of the cap has on the chromatic
aberration caused by the lens.
[3 marks]
0 1 . 4 Explain two other effects that the addition of the cap has on the image of Jupiter.
[4 marks]
1
2
11
IB/M/Jun24/7408/3BA
, 4
Do not write
outside the
Turn over ► box
IB/M/Jun24/7408/3BA
