Advanced
Unit 4: Physics on the Move
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Pearson Centre
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Candidate
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Edexcel
GCE
Physics
Advanced
Unit 4: Physics on the Move
Paper Reference
Saturday 27 June 2020 – Morning
Time: 1 hour 35 minutes UNIT-4
You do not need any other materials. Total
Marks
Instructions
• Use black ink or ball-point pen.
• Fill in the boxes at the top of this page with your name,
centre number and candidate number.
• Answer all questions.
• Answer the questions in the spaces provided
– there may be more space than you need.
Information
• The total mark for this paper is 80.
• The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Questions labelled with an asterisk (*) are ones where the quality of
your written communication will be assessed
– you should take particular care with your spelling, punctuation and
grammar, as well as the clarity of expression, on these questions.
• The list of data, formulae and relationships is printed at the end of this booklet.
Candidates may use a scientific calculator.
Advice
• Read each question carefully before you start to answer it.
•• Try to an
Keep answer every
eye on the question.
• Check your answers if you have time at the end.
Turn over
, SECTION A
Answer ALL questions.
DO NOT WRITE IN THIS
For questions 1–10, in Section A, select one answer from A to D and put a cross in the box .
If you change your mind, put a line through the box and then
mark your new answer with a cross .
1 Particles may be accelerated in a cyclotron.
Which of the following statements is true for a cyclotron?
A Particles travel in a circular path of constant radius.
B Protons and neutrons can be accelerated in a cyclotron.
C Particles can be accelerated to speeds up to 3.2 108 m s−1.
D A magnetic field is used to keep particles moving in a circular path.
(Total for Question 1 = 1 mark)
2 Hadrons can be classified into mesons and baryons.
DO NOT WRITE IN THIS
Which of the following statements is true?
A Mesons always consist of three quarks.
B Mesons always include a quark and an antiquark.
C Mesons are formed during beta decay.
D Neutrons and protons are examples of mesons.
(Total for Question 2 = 1 mark)
3 Which of the following is not a unit of mass?
A u
B MeV
C MeV/c2
DO NOT WRITE IN THIS
D N m−1 s2
(Total for Question 3 = 1 mark)
, 4 A capacitor is connected to a 6.0 V battery. The charge on the capacitor is 42 pC.
What is the energy stored by the capacitor?
A 1.3 10−10 J
DO NOT WRITE IN THIS
B 2.5 10−10 J
C 1.3 10−7 J
D 2.5 10−7 J
(Total for Question 4 = 1 mark)
5 A capacitor with an initial charge Q0 is discharging through a resistor.
The time constant of the circuit is the time for the charge to fall to
A 0.25 Q0
B 0.37 Q0
C 0.50 Q0
D 0.63 Q0
DO NOT WRITE IN THIS
(Total for Question 5 = 1 mark)
6 A loop of wire is placed inside a magnetic field of magnetic flux density 0.30 T as shown.
N S
Y
6 cm 6 cm
4 cm
X
I
Which of the following is the force on side XY if the current in the wire is 2.0 A?
DO NOT WRITE IN THIS
A 0.024 N
B 0.036 N
C 2.4 N
D 3.6 N
(Total for Question 6 = 1 mark)
Turn over