Cambridge & Pearson Edexcel Past Paper Questions
Browse 35,704 questions from Cambridge O-Level & A-Level and Pearson Edexcel IGCSE & IAL exams. Click any question to practice.
A ball falls vertically downwards towards a horizontal floor and then rebounds along its original path, as illustrated in Fig. 3.1. [Figure 3.1] Th...
Define, for a wire: stress
A progressive wave Y passes a point P. The variation with time t of the displacement x for the wave at P is shown in Fig. 5.1. [Figure 5.1] The wav...
A stationary wave on a string has nodes and antinodes. The distance between a node and an adjacent antinode is 6.0 cm.
The current in the circuit is I.
State a similarity and a difference between a down quark and a down antiquark.
Complete Table 1.1 by putting a tick (✔) in the appropriate column to indicate whether the listed quantities are scalars or vectors. Table 1.1 quan...
A cylinder is suspended from the end of a string. The cylinder is stationary in water with the axis of the cylinder vertical, as shown in Fig. 2.1....
A spring is fixed at one end and is compressed by applying a force to the other end. The variation of the force F acting on the spring with its com...
A rigid plank is used to make a ramp between two different horizontal levels of ground, as shown in Fig. 4.1. [Figure 4.1] Point A at one end of th...
Microwaves with the same wavelength and amplitude are emitted in phase from two sources X and Y, as shown in Fig. 5.1. [Figure 5.1] A microwave det...
A network of three resistors of resistances R1, R2 and R3 is shown in Fig. 6.1. [Figure 6.1] The individual currents in the resistors are I1, I2 an...
State a similarity and a difference between an up quark and an up antiquark.
Answer all the questions in the spaces provided. (a) An electromagnetic wave has a wavelength of 85 µm.
(a) State what is meant by the centre of gravity of a body. (b) A uniform wooden post AB of weight 45N stands in equilibrium on hard ground, as sho...
A ball is fired horizontally with a speed of 41.0ms⁻¹ from a stationary cannon at the top of a hill. The ball lands on horizontal ground that is a ...
(a) State Hooke's law. (b) A spring is fixed at one end. A compressive force F is applied to the other end. The variation of the force F with the c...
(a) A sound wave is detected by a microphone that is connected to a cathode-ray oscilloscope (CRO). The trace on the screen of the CRO is shown in ...
(a) Define electric potential difference (p.d.). (b) A wire of cross-sectional area A is made from metal of resistivity ρ. The wire is extended. As...
Two vertical metal plates are separated by a distance d in a vacuum, as shown in Fig. 7.1. [Figure 7.1] The potential difference (p.d.) between the...
In this experiment, you will investigate the equilibrium of a plastic cup.
In this experiment, you will investigate a cardboard shape falling down a wooden board.
In this experiment, you will investigate the oscillations of a square shape.
The first law of thermodynamics may be expressed as ΔU = (+q) + (+w) where ΔU is the increase in internal energy of the system. State the meaning o...
A pendulum consists of a metal sphere P suspended from a fixed point by means of a thread, as illustrated in Fig. 3.1. [Figure 3.1]. The centre of ...
Explain the principles of the generation of ultrasound waves for use in medical diagnosis.
Define the capacitance of a parallel plate capacitor.
An ideal operational amplifier (op-amp) is to be used in a comparator circuit. Part of the comparator circuit is shown in Fig. 7.1. [Figure 7.1]. T...
A slice of a conducting material has its face QRLK normal to a uniform magnetic field of flux density B, as illustrated in Fig. 8.1. [Figure 8.1]. ...
Define magnetic flux.
Outline briefly the principles of computed tomography (CT scanning).
A photon of wavelength 540nm collides with an isolated stationary electron, as illustrated in Fig. 11.1. [Figure 11.1]. The photon is deflected ela...
Iodine-131 (¹³¹₅₃I) is a radioactive isotope with a decay constant of 9.9 × 10⁻⁷s⁻¹.
The Earth may be considered to be a uniform sphere of radius 6.4 × 10⁶m with its mass of 6.0 x 10²⁴ kg concentrated at its centre. A satellite of m...
The atoms of an ideal gas occupy a container of volume 2.30 x 10⁻³m³ at pressure 2.60 x 10⁵ Pa and temperature 180K, as illustrated in [Figure 2.1]...
A simple pendulum consists of a metal sphere suspended from a fixed point by means of a thread, as illustrated in [Figure 3.1]. The sphere of mass ...
An analogue signal is to be transmitted in digital form. The transmission system may be represented in block form as in [Figure 4.1]. The variation...
An isolated solid metal sphere of radius 0.15m is situated in a vacuum, as illustrated in [Figure 5.1]. The electric field strength at the surface ...
A student has available three capacitors, each of capacitance 12 μF. Draw diagrams, one in each case, to show how the student connects the capacito...
Electrons in a beam are travelling at high speed in a vacuum. The electrons are incident on a metal target, causing X-ray radiation to be emitted. ...
An ideal operational amplifier (op-amp) is said to have infinite bandwidth and infinite slew rate. The resistance of resistor R is to be fixed so t...
A small coil is placed close to one end of a solenoid connected to a power supply. The plane of the small coil is normal to the axis of the solenoi...
A long straight vertical wire A carries a current in an upward direction. The wire passes through the centre of a horizontal card, as illustrated i...
Electromagnetic radiation is incident on a metal surface. It is observed that there is a minimum frequency of electromagnetic radiation below which...
A student suggests that one possible nuclear reaction is ⁵⁶₂₆Fe + ¹₀n → ²⁰₉F + ³⁷₁₇Cl. The binding energy per nucleon of a nucleus varies with the ...
The first law of thermodynamics may be expressed as ∆U = (+q) + (+w) where ∆U is the increase in internal energy of the system.
A student investigates a spring of width w made from a metal wire, as shown in Fig. 1.1. [Figure 1.1] The student constructs several springs, each ...
A student investigates the image of an object formed on a screen by a converging lens, as shown in Fig. 2.1. [Figure 2.1] The student measures the ...
A student investigates the motion of a trolley on a wooden surface, as shown in Fig. 1.1. mass m -trolley wooden surface [Figure 1.1] A mass m is p...
A student investigates the behaviour of a liquid inside a narrow tube, as shown in Fig. 2.1. d h liquid [Figure 2.1] (not to scale) When the tube i...