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Pearson Edexcel International Advanced Level Physics International Advanced Level UNIT 4: Further Mechanics, Fields and Particles QP MAY 2024$12.99
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Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel International Advanced Level
Friday 31 May 2024
Morning (Time: 1 hour 45 minutes) Paper
reference WPH14/01
Physics
🞍 🞍
International Advanced Level
UNIT 4: Further Mechanics, Fields and Particles
You must have: Total Marks
Scientific calculator, ruler
Pearson Edexcel International Advanced Level Physics International Advanced Level UNIT 4: Further Mechanics, Fields and Particles QP MAY
2024
Instructions
•• Use black ink or ball-point pen.
If pencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• Fill in the
centre boxes
number andatcandidate
the top ofnumber.
this page with your name,
•• Answer
Answer all
thequestions.
questions in the spaces provided
– there may be more space than you need.
• Show all your working out in calculations and include units where appropriate.
Information
•• The total mark for this paper is 90.
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
• Instructure
the question marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related or
follow on from each other where appropriate.
• The list of data, formulae and relationships is printed at the end of this booklet.
Advice
• Read each question carefully before you start to answer it.
• Try
• Check your answers if you have time at the end.
to answer every question.
Turn over
DO NOT WRITE IN THIS AREA
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 Which of the following is an SI base unit?
A ampere
B coulomb
C joule
D tesla
(Total for Question 1 = 1 mark)
2 A moving particle, P, decays. After the decay there are two particles, particle Q and
particle R.
DO NOT WRITE IN THIS AREA
The diagram shows the momentum of particle Q and the momentum of particle R.
R
Q
Which of the following is a correct vector diagram showing the momentum of particle P
before the decay?
R
Q R
P Q
P
A B
Q
P P
DO NOT WRITE IN THIS AREA
Q
R R
C D
A
B
C
D
(Total for Question 2 = 1 mark)
2
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, Questions 3 and 4 refer to the information below.
A current-carrying wire is placed between two bar magnets, as shown.
DO NOT WRITE IN THIS AREA
S N S N
wire
The current in the wire is into the page.
3 Which diagram shows the direction of the force on the wire due to the magnetic field?
A
B
C
D
DO NOT WRITE IN THIS AREA
(Total for Question 3 = 1 mark)
4 When the magnetic flux density is 0.024 T, the force on the wire is 4.8 × 10–4 N.
The length of wire in the field is 0.010 m.
Which of the following gives the current, in amps, in the wire?
A 4.8 × 10–4 × 0.010 × 0.024
0.024
B
0.010 4.8 104
4.8 104
C
0.010 0.024
DO NOT WRITE IN THIS AREA
0.024 0.010
D
4.8 104
(Total for Question 4 = 1 mark)
3
🞍🞍🞍🞍 Turn over
, 5 Cyclotrons use electric fields and magnetic fields to give particles very high energy.
Which of the following statements is true for charged particles in cyclotrons?
DO NOT WRITE IN THIS AREA
A The particles are accelerated by electric fields and magnetic fields.
B The particles follow circular paths of constant radius.
C The electric field changes direction when the particles are in the gap between
the dees.
D The magnetic field changes direction when the particles are in the gap between
the dees.
(Total for Question 5 = 1 mark)
6 A capacitor of capacitance C is charged to a potential difference of V0. The capacitor
then discharges through a resistor of resistance R.
After time t the potential difference across the capacitor is V.
Which of the following gives the time constant for this circuit?
DO NOT WRITE IN THIS AREA
t
A
ln V V0
t
B
lnV lnV0
t
C lnV
lnV
0
t
D ln V
V
0
(Total for Question 6 = 1 mark) DO NOT WRITE IN THIS AREA
7 In the early 1900s, scientists carried out alpha particle scattering experiments.
Which of the following statements is not a valid conclusion from their observations?
A Most of the atom is empty space.
B The nucleus is made of neutrons and protons.
C There is a concentration of charge in the atom.
D There is a concentration of mass in the atom.
(Total for Question 7 = 1 mark)
4
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