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.
Define velocity.
An α-particle moves in a straight line through a vacuum with a constant speed of 4.1 × 10⁶ms⁻¹. The α-particle enters a uniform electric field at p...
For a progressive wave on a stretched string, state what is meant by amplitude.
A resistance wire of uniform cross-sectional area 3.3 × 10⁻⁷m² and length 2.0m is made of metal of resistivity 5.0 × 10⁻⁷Ωm. Show that the resistan...
In this experiment, you will investigate oscillations.
In this experiment, you will investigate the flow of oil.
In this experiment, you will investigate combinations of resistors in an electrical circuit.
In this experiment, you will investigate the time taken for filter papers to fall in air.
With reference to velocity and acceleration, describe uniform circular motion.
Define gravitational potential.
Define specific heat capacity.
A trolley on a track is attached by springs to fixed blocks X and Y, as shown in [Figure 4.1]. The track contains many small holes through which ai...
An analogue signal is to be transmitted to a receiver. Before transmission, the signal passes through an analogue-to-digital converter (ADC). After...
A capacitor consists of two parallel metal plates, separated by air, at a variable distance x apart, as shown in [Figure 6.1]. The capacitance C is...
State two properties of an ideal operational amplifier (op-amp).
Define the tesla.
State, by reference to the power dissipated in a resistor, what is meant by the root-mean-square (r.m.s.) value of an alternating voltage.
State an experimental phenomenon that provides evidence for: the particulate nature of electromagnetic radiation
State, for an X-ray image, what is meant by: sharpness
Define radioactive decay constant.
State what is meant by centripetal acceleration.
A moon of mass M and radius R orbits a planet of mass 3M and radius 2R. At a particular time, the distance between their centres is D, as shown in ...
A molecule of an ideal gas has mass m and is contained in a cubic box of side length L. The molecule is moving with velocity u towards the face of ...
A trolley on a smooth surface is attached by springs to fixed blocks as shown in Fig. 4.1. The trolley oscillates horizontally about its equilibriu...
An audio signal of amplitude 2.0 µV and frequency 4.2kHz is to be transmitted using a carrier wave of amplitude 10.0mV and frequency 100kHz. Either...
The dome of an electrostatic generator is a spherical conductor of radius 13cm. It is initially charged so that the electric potential at the surfa...
Fig. 7.1 shows an op-amp circuit that uses negative feedback. [Figure 7.1]
Two long straight parallel wires P and Q carry currents into the plane of the paper, as shown in Fig. 8.1. The current in P is I and the current in...
A polished calcium plate in a vacuum is investigated by illuminating the surface with light. It is found that no photoelectric current is produced ...
Fig. 10.1 shows a simple laminated iron-cored transformer consisting of a primary coil of 25000 turns and a secondary coil of 625 turns. The output...
A piezoelectric transducer containing a quartz crystal is used to obtain diagnostic information about internal structures.
A sample of radioactive material contains atoms of an unstable nuclide X. The activity of the sample due to the atoms of X is A. The variation with...
Define the tesla.
State an experimental phenomenon that provides evidence for: the particulate nature of electromagnetic radiation
A student investigates stationary sound waves in cylindrical tubes. Fig. 1.1 shows a stationary wave pattern in a tube which is open at both ends. ...
A student investigates the discharge of a capacitor in the circuit shown in Fig. 2.1. E C V R1 R2 P Q Fig. 2.1 The student closes the switch and ch...
A student investigates the extension of a spring supporting a wooden strip, as shown in Fig. 1.1. One end of the strip is at point P. The strip has...
A Geiger-Müller (G-M) tube is a device that can detect beta-radiation. A student places paper between a radioactive source emitting beta-radiation ...
A student investigates the discharge of a capacitor in the circuit shown in Fig. 2.1. [Figure 2.1] The student closes the switch and charges the ca...
Which quantity is a physical quantity?
What is a power of 3.7 MW when expressed in kilowatts?
A spring is suspended from a fixed point and a force is applied. The position of a pointer attached to the bottom of the spring against a vertical ...
What is the difference between a scalar quantity and a vector quantity?
A toy car travels on a circular track at a constant speed of 0.50ms¯¹. It passes a point on the track at time t = 0 and takes a time of 40 s to tra...
A goods train passes through a station at a steady speed of 10ms¯¹ at time t = 0. An express train is at rest at the station. The express train lea...
A constant resultant force Facts on an object of mass m for time t. What is the change in momentum of the object?
The acceleration of free fall on the surface of planet P is one-tenth of that on the surface of planet Q. On the surface of P, an object has a mass...
A parachutist falls from rest from a balloon. The variation with time of the vertical velocity of the parachutist is shown. [Figure showing vertica...
Two solid spheres form an isolated system. Sphere X moves with speed 6 cms¯¹ in a straight line directly towards a stationary sphere Y, as shown. [...
What is not a necessary requirement of the forces in a couple?