Pearson Edexcel GCE Advanced Subsidiary In
Marks
Physics (8PH0)
Instructions
• If pencil is used for diagrams/sketches/graphs it must be dark (HB or B).
• Answer all questions in Sections A and B.
– there may be more space than you need.
Information
The marks for each question are shown in brackets
– use this as a guide as to how much time to spend on each question.
In the question marked with an asterisk (*), marks will be awarded for your ability to
structure your answer logically, showing how the points that you make are related or
follow on from each other where appropriate.
Advice
Read each question carefully before you start to answer it.
• You are advised to show your working in calculations including units
where appropriate.
Turn over
, SECTION A
Answer ALL questions.
All multiple choice questions must be answered with a cross in the box for the correct answer
from A to D. If you change your mind about an answer, put a line through the box and then
mark your new answer with a cross .
1 The graph shows how the displacement of particles in a progressive wave varies with
distance along the wave, at a particular instant.
Displacement
Distance
S T
Which of the following is the phase difference between the particles at S and T?
π
A
4
π
B
2
C π
D 2π
(Total for Question 1 = 1 mark)
2
■■■■
,2 Two diverging lenses are combined, as shown.
The focal length of each lens is 0.2 m.
Which of the following is the total power of the combination?
A 5D
B –5 D
C 10 D
D –10 D
(Total for Question 2 = 1 mark)
3 An electron in an atom absorbs energy E and is excited from one energy level to the
next. When the electron returns to its original energy level a photon is emitted.
Which of the following is an expression for the wavelength of the emitted photon?
hc
A E
E
B hc
Eh
C c
c
D Eh
(Total for Question 3 = 1 mark)
3
■■■■ Turn over
, 4 The image formed by a lens can be described as real or virtual.
Which row of the table describes a real image and a virtual image?
Real image Virtual image
Formed on the same side of the Formed on the same side of the
A
lens as the object lens as the object
Formed on the same side of the
B Can be produced on a screen
lens as the object
Formed on the same side of the
C Can be produced on a screen
lens as the object
D Can be produced on a screen Can be produced on a screen
(Total for Question 4 = 1 mark)
5 The photoelectric effect provides evidence for the particle nature of
electromagnetic radiation.
Which of the following is not observed in the photoelectric effect?
A Photoelectrons are released instantly.
B Photoelectrons are only released above a certain frequency of radiation.
C The energy of the photoelectrons is determined by the intensity of the light.
D The energy of the photons is proportional to the frequency of the radiation.
(Total for Question 5 = 1 mark)
6 Which of the following is the S.I. base unit for breaking stress?
A Pa
B kg m2 s–2
C N m–2
D kg m–1 s–2
(Total for Question 6 = 1 mark)
4
■■■■
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