A Level Physics Paper 1 November 2020 Updated Question Paper/Real Exam
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Course
Physics
Institution
Physics
One strong interaction that occurs when two high-energy protons collide is
p + p → p + π
+
+ π
−
+ X
. Determine the lepton number, strangeness and charge of particle X.
[2 marks]
lepton number =
strangeness =
charge =
. Identify particle X.
[1 mark]
0 1
0 1
0 1
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AS
PHYSICS
Paper 1
Tuesday 12 May 2020 Morning Time allowed: 1 hour 30 minutes
Materials
For Examiner’s Use
For this paper you must have:
a pencil and a ruler Question Mark
a scientific calculator
1
a Data and Formulae Booklet.
2
Instructions 3
Use black ink or black ball-point pen. 4
Fill in the boxes at the top of this page.
5
Answer all questions.
You must answer the questions in the spaces provided. Do not write 6
outside the box around each page or on blank pages. TOTAL
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).
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 70.
You are expected to use a scientific calculator where appropriate.
A Data and Formulae Booklet is provided as a loose insert.
*jun207407101* 7407/1
IB/M/Jun20/E8
Downloaded by charity nimo (charitywairimu273@gmail.com)
, A Level Physics Paper 1 November 2020 Updated
Question Paper/Real Exam
Do not write
outside the
Answer all questions in the spaces provided. box
0 1 One strong interaction that occurs when two high-energy protons collide is
p + p → p + π+ + π − + X
0 1 . 1 Determine the lepton number, strangeness and charge of particle X.
[2 marks]
lepton number =
strangeness =
charge =
0 1 . 2 Identify particle X.
[1 mark]
*02*
IB/M/Jun20/7407/1
Downloaded by charity nimo (charitywairimu273@gmail.com)
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