AS & A Level Physics (9702) — May–June 2023, Paper 42
10 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →State Newton's law of gravitation.
Answer this question and get it marked →State what is meant by an ideal gas.
Answer this question and get it marked →State the first law of thermodynamics. Identify the meaning of any symbols that you use.
Answer this question and get it marked →A small steel sphere is oscillating vertically on the end of a spring, as shown in Fig. 4.1. The velocity v of the sphere varies with displacement x from its equilibrium position…
Answer this question and get it marked →Two capacitors A and B are connected into the circuit shown in Fig. 5.1. Capacitor A has capacitance C and capacitor B has capacitance 3C. The electromotive force (e.m.f.) of the…
Answer this question and get it marked →A heavy aluminium disc has a radius of 0.36 m. The disc rotates with the wheels of a vehicle and forms part of an electromagnetic braking system on the vehicle. In order to…
Answer this question and get it marked →Four diodes are used in a bridge rectifier circuit to produce rectification of a sinusoidal a.c. input voltage V(IN). Fig. 7.1 shows part of the circuit, but three of the diodes…
Answer this question and get it marked →Fig. 8.1 shows the lowest four energy levels of an electron in an isolated atom. Fig. 8.2 shows the lines in the emission spectrum of the atom that correspond to the transitions…
Answer this question and get it marked →Define mass defect.
Answer this question and get it marked →X-rays for use in medical diagnosis are produced in an X-ray tube. In the X-ray tube, charged particles are accelerated towards a metal target by an applied potential difference…
Answer this question and get it marked →