IGCSE Physics (0972) — May–June 2023, Paper 42

Fig. 1.1 shows a helicopter which is stationary at a height of 1500 m above the ground. State the two conditions necessary for the helicopter to remain in equilibrium.

A student catches a cricket ball. The speed of the ball immediately before it is caught is 18 m/s. The mass of the cricket ball is 160 g. Calculate the kinetic energy stored in…

Fig. 3.1 shows a person moving across an ice-covered pond to reach a ball on the ice, by lying flat and spreading their body over the ice. Explain why this way of moving across…

The temperature of a fixed mass of gas at constant volume is decreased. State and explain, in terms of particles, how the pressure of the gas changes.

Fig. 5.1 shows an electric heater used to heat a room. The dimensions of the room are 4.5 m × 6.1 m × 2.4 m. The density of air is 1.2 kg/m³. Show that the mass of air in the room…

Two types of seismic waves are P-waves and S-waves. State the types of wave that P-waves and S-waves can be modelled as.

Fig. 7.1 shows a container of oil. A ray of light shines on the surface of the oil. The refractive index of the oil is 1.47. On Fig. 7.1, draw the normal at the point where the…

State what is meant by a magnetic field.

Table 9.1 shows some properties and values for α-particles, β-particles and γ-radiation. Complete Table 9.1. type of radiation number of protons number of neutrons charge / C…

State the equation that defines the average orbital speed v of a planet. State the meaning of any symbols you use.