Cambridge Past Paper Questions
Browse 23,045questions from 25 years of O-Level & A-Level exams. Click any question to practice.
Three different electromagnetic waves P, Q and R have the frequencies shown. [Table with columns: frequency/Hz. Rows P, Q, R show frequencies 3 x 1...
Which row describes the oscillations of two moving particles in a stationary wave that are separated by a distance of half a wavelength? [Table wit...
A parallel beam of red light of wavelength 700 nm is incident normally on a diffraction grating that has 400 lines per millimetre. What is the tota...
Two wave sources are oscillating in phase. Each source produces a wave of wavelength λ. The two waves from the sources meet at point X with a phase...
Which diagram best illustrates the electric field around a positive point charge?
The path of an electron with initial speed v in the uniform electric field between two parallel plates is shown. [Figure shows an electron entering...
The current in a circuit component is 2.00 μA. How many electrons pass through the component each second?
The filament of a 240 V, 100 W electric lamp heats up from room temperature to its operating temperature. As it heats up, its resistance increases ...
Two wires have the same length and the same resistance. Wire X is made of a metal of resistivity 1.7 × 10⁻⁸ Ωm and wire Y is made of a metal of res...
A cell has a constant electromotive force. A variable resistor is connected between the terminals of the cell. The resistance of the variable resis...
Four resistors are connected in a square as shown. [Figure shows a square arrangement of four resistors: 2Ω (top left), 4Ω (top right), 6Ω (bottom ...
A circuit is set up as shown. [Figure shows a circuit with a cell, an ammeter (A), and two voltmeters (P and Q) across different parts of a series ...
In a television programme to illustrate scientific models, a presenter fires a gun many times at a bale of hay. Two small cannon balls are embedded...
A certain nuclide, uranium-235, has nucleon number 235, proton number 92 and neutron number 143. Data on four other nuclides are given below. Which...
During β⁻ decay, which change takes place to the quark composition of the nucleus that emits the β⁻ particle, and which other particle is emitted? ...
The Young modulus of the material of a wire can be determined using the apparatus shown in Fig. 3.1. [Figure 3.1] One end of the wire is clamped at...
Two forces, with magnitudes 5.0N and 12N, act from the same point on an object. Calculate the magnitude of the resultant force R for the forces act...
A constant resultant force F acts on an object A. The variation with time t of the velocity v for the motion of A is shown in [Figure 2.1]. The mas...
An electron is accelerated from point A to point B by a uniform electric field, as illustrated in [Figure 3.1]. The distance between A and B is 12m...
A spring is supported so that it hangs vertically, as shown in [Figure 4.1]. Different masses are attached to the lower end of the spring. The exte...
A diffraction grating is used to determine the wavelength of light. A diffraction grating is used with different wavelengths of light. The angle θ ...
Two identical filament lamps are connected in series and then in parallel to a battery of electromotive force (e.m.f.) 12V and negligible internal ...
The following particles are used to describe the structure of an atom. electron neutron proton quark The following equation represents the decay of...
In this experiment, you will investigate an electrical circuit.
In this experiment, you will investigate the motion of oscillating table tennis balls.
In this experiment, you will investigate the rotational oscillation of a combination of springs.
In this experiment, you will investigate the motion of a chain of paper clips.
In this experiment, you will investigate the equilibrium of a balanced metre rule and determine its mass.
A bar magnet of mass 180g is suspended from the free end of a spring, as illustrated in Fig. 2.1. [Figure 2.1] The magnet hangs so that one pole is...
The digital transmission of speech may be illustrated using the block diagram of Fig. 3.1. [Figure 3.1]
An α-particle is travelling in a vacuum towards the centre of a gold nucleus, as illustrated in Fig. 5.1. [Figure 5.1] The gold nucleus has charge ...
A comparator circuit is designed to switch on a mains lamp when the ambient light level reaches a set value. An incomplete diagram of the circuit i...
An electron having charge –q and mass m is accelerated from rest in a vacuum through a potential difference V. The electron then enters a region of...
Explain the main principles behind the use of nuclear magnetic resonance imaging (NMRI) to obtain information about internal body structures.
A simple transformer is illustrated in Fig. 9.1. [Figure 9.1]