Pearson Edexcel International Advanced Level
WPH14/01
Physics
UNIT 4: Further Mechanics, Fields and Particles
January 2026
Official Question Paper
, lOMoARcPSD|57810709
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel International Advanced Level
Monday 12 January 2026
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
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 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.
• 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.
• Into the question marked with an asterisk (*), marks will be awarded for your ability
structure 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 to answer every question.
• Check your answers if you have time at the end. Turn over
, lOMoARcPSD|57810709
SECTION A
Answer ALL questions.
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 row of the table gives the number of neutrons and the number of protons in a
nucleus of Gadolinium 150
64
Gd?
Neutrons Protons
A 64 150
B 86 150
C 86 64
D 150 64
(Total for Question 1 = 1 mark)
2 Which of the following is a scalar quantity?
A electric field strength
B electric potential
C impulse
D magnetic flux density
(Total for Question 2 = 1 mark)
3 Which of the following is a reason why high energy electrons are used to study the
structure of nucleons?
A to ionise the nucleons
B to produce individual quarks
C to allow elastic collisions
D to provide energy to produce new particles
(Total for Question 3 = 1 mark)
, lOMoARcPSD|57810709
4 A wire carries a current of 0.12 A. The wire is placed in a uniform magnetic field of flux
density 0.075 T.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
The angle between the wire and the direction of the magnetic field is 40°, as shown.
40
0.075 T
0.12 A
The length of wire in the field is 4.6 cm.
Which of the following expressions gives the force, in newtons, on the wire?
A 0.075 × 0.12 × 0.046
B 0.075 × 0.12 × 0.046 × cos 40°
C 0.075 × 0.12 × 0.046 × sin 40°
D 0.075 × 0.12 × 0.046 × tan 40°
(Total for Question 4 = 1 mark)
5 Two protons are 20 cm apart in a vacuum. Point X is 10 cm from one of the protons,
as shown.
20 cm 10 cm
X
Which of the following expressions gives the electric field strength, in N C–1, at point X?
1 1
A 8.99 × 109 × 1.6 × 10–19 −
0.3 0.1
1 1
B 8.99 × 109 × 1.6 × 10–19 +
0.3 0.1
1 1
C 8.99 × 109 × 1.6 × 10–19
0.3
0.1
2 2
1 1
D 8.99 × 109 × 1.6 × 10–19
0.3
0.1
2 2
(Total for Question 5 = 1 mark)
WPH14/01
Physics
UNIT 4: Further Mechanics, Fields and Particles
January 2026
Official Question Paper
, lOMoARcPSD|57810709
Please check the examination details below before entering your candidate information
Candidate surname Other names
Centre Number Candidate Number
Pearson Edexcel International Advanced Level
Monday 12 January 2026
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
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 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.
• 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.
• Into the question marked with an asterisk (*), marks will be awarded for your ability
structure 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 to answer every question.
• Check your answers if you have time at the end. Turn over
, lOMoARcPSD|57810709
SECTION A
Answer ALL questions.
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 row of the table gives the number of neutrons and the number of protons in a
nucleus of Gadolinium 150
64
Gd?
Neutrons Protons
A 64 150
B 86 150
C 86 64
D 150 64
(Total for Question 1 = 1 mark)
2 Which of the following is a scalar quantity?
A electric field strength
B electric potential
C impulse
D magnetic flux density
(Total for Question 2 = 1 mark)
3 Which of the following is a reason why high energy electrons are used to study the
structure of nucleons?
A to ionise the nucleons
B to produce individual quarks
C to allow elastic collisions
D to provide energy to produce new particles
(Total for Question 3 = 1 mark)
, lOMoARcPSD|57810709
4 A wire carries a current of 0.12 A. The wire is placed in a uniform magnetic field of flux
density 0.075 T.
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA
The angle between the wire and the direction of the magnetic field is 40°, as shown.
40
0.075 T
0.12 A
The length of wire in the field is 4.6 cm.
Which of the following expressions gives the force, in newtons, on the wire?
A 0.075 × 0.12 × 0.046
B 0.075 × 0.12 × 0.046 × cos 40°
C 0.075 × 0.12 × 0.046 × sin 40°
D 0.075 × 0.12 × 0.046 × tan 40°
(Total for Question 4 = 1 mark)
5 Two protons are 20 cm apart in a vacuum. Point X is 10 cm from one of the protons,
as shown.
20 cm 10 cm
X
Which of the following expressions gives the electric field strength, in N C–1, at point X?
1 1
A 8.99 × 109 × 1.6 × 10–19 −
0.3 0.1
1 1
B 8.99 × 109 × 1.6 × 10–19 +
0.3 0.1
1 1
C 8.99 × 109 × 1.6 × 10–19
0.3
0.1
2 2
1 1
D 8.99 × 109 × 1.6 × 10–19
0.3
0.1
2 2
(Total for Question 5 = 1 mark)
