plumiConcept of moment of inertia: AQA A‑Level Physics questions
AQA A-Level Physics past-paper questions on 3.11.1.1 Concept of moment of inertia, 2008–2025, with mark schemes and examiner’s reports where available.
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Q02.2
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All 18 questions on Concept of moment of inertia, as a list
- June 2025, Paper 3 Engineering physics, Q02.2 (1 mark): Explain why the hollow sphere Q has a greater moment of inertia about its axis of rotation than the solid sphere P. [1 mark]
- June 2023, Paper 3 Engineering physics, Q01.2 (2 marks): State and explain which plate has the greater moment of inertia about its axis of rotation. [2 marks] An electric motor drives a machine that punches out plates
- June 2022, Paper 3 Engineering physics, Q02.3 (6 marks): The same tram is to be used on a track where the stops are further apart, so the flywheel system needs to be modified. Discuss the design features of the flywhe
- November 2021, Paper 3 Engineering physics, Q01.1 (3 marks): Explain why the moment of inertia about the axis of rotation decreases when his knees are moved towards his chest. Go on to explain the effect this has on his a
- November 2020, Paper 3 Engineering physics, Q01.1 (1 mark): State what is meant by the moment of inertia of an object about an axis. [1 mark]
- November 2020, Paper 3 Engineering physics, Q01.3 (3 marks): The student repeats the experiment using a spoked pulley of the same mass and radius, as shown in Figure 2. Figure 2 Compare the acceleration of the load in thi
- June 2019, Paper 3 Engineering physics, Q01.2 (2 marks): The total mass of the screw, punch and arms is the same as the total mass of the two balls. Explain why the moment of inertia of the screw, punch and arms about
- June 2019, Paper 3 Engineering physics, Q01.4 (3 marks): For thicker or stiffer metal sheets the rotational kinetic energy at 2.9 rev s−1 is not enough to punch out the shape. The distance from the axis of rotation to
- June 2018, Paper 3 Engineering physics, Q01.2 (2 marks): Figure 1 shows an orbiting satellite fitted with two small instrument pods attached to the ends of telescopic arms. The arms can be extended or retracted by a m
- June 2017, Paper 3 Engineering physics, Q01.2 (1 mark): The load is at a distance of 35 m from the axis of rotation. Show that the total moment of inertia of the jib, and the trolley and load, about the axis of rotat
- June 2017, Paper 3 Engineering physics, Q01.4 (3 marks): At time X in Figure 2 the motor that is driving the jib is disengaged. A constant braking torque is then applied to bring the jib to a standstill from its maxim
- Specimen, Paper 3 Engineering physics, Q01.2 (3 marks): Figure 1 shows a satellite with three solar panels folded in close to the satellite’s axi for the journey into space in the hold of a cargo space craft. Just be
- June 2016, PHYA5 Applied physics (old spec), Q2 (6 marks): Figure 3 shows the mechanism of a dynamo torch for providing light without the use of batteries. When the handle is squeezed the gears rotate the flywheel incre
- June 2015, PHYA5 Applied physics (old spec), Q1(b)(i) (1 mark): In practice, at the start of the cycle the acceleration will not remain constant. Draw on Figure 2 a line to show how the initial part of the graph will change.
- June 2015, PHYA5 Applied physics (old spec), Q1(b)(ii) (2 marks): Explain your reasons for the line you have drawn. [2 marks]
- June 2014, PHYA5 Applied physics (old spec), Q2 (6 marks): In the sport of sprint cycling rapid acceleration is required. Discuss the importance of moment of inertia in the design of sport cycle wheels. In your account
- June 2013, PHYA5 Applied physics (old spec), Q2(a) (2 marks): Explain how moving the legs towards the chest causes the moment of inertia of the diver about the axis of rotation to decrease.
- June 2010, PHYA5 Applied physics (old spec), Q1(a)(i) (3 marks): Calculate the total moment of inertia of the roundabout and children about the axis of rotation. Give your answer to an appropriate number of significant figure
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