AS & A Level Physics (9702) — May–June 2025, Paper 23
8 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1a →Define the moment of a force about a pivot.
Answer this question and get it marked →A car of mass 1500 kg is travelling along a straight horizontal road at constant velocity v. The car is subject to a total resistive force F. Show that the power P developed by…
Answer this question and get it marked →State the principle of conservation of momentum.
Answer this question and get it marked →State why sound waves cannot be polarised.
Answer this question and get it marked →State what is meant by diffraction.
Answer this question and get it marked →A nichrome resistance wire has length 150 cm, cross-sectional area 2.45 × 10⁻⁷ m² and resistivity 1.12 × 10⁻⁶ Ω m. Calculate, to three significant figures, the resistance of the…
Answer this question and get it marked →An antiparticle equivalent of the neutron is called the antineutron. The quarks in the antineutron are the antiparticles of the quarks in a neutron. The elementary charge is e.…
Answer this question and get it marked →