paper 1 as level physics 2019 aqa

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AS
PHYSICS
Paper 1


Tuesday 14 May 2019 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
• 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.




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, 2
Do not write
outside the
Answer all questions in the spaces provided. box




0 1 . 1 Deuterium is an isotope of hydrogen. Its nucleus contains one proton and one
neutron.

Calculate the specific charge of the deuterium nucleus.
[2 marks]




specific charge = C kg−1




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, 3
Do not write
outside the
0 1 . 2 The proton and neutron in the deuterium nucleus are held together by the strong box

nuclear force.

Which is an exchange particle of the strong nuclear force?
Tick () one box.
[1 mark]


muon


photon


pion


W+ boson




0 1 . 3 The deuterium nucleus is stable.

Describe how the variation of the strong nuclear force with distance contributes to the
stability of the deuterium nucleus.
[3 marks]




Question 1 continues on the next page




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