plumiAngular momentum: AQA A‑Level Physics questions
AQA A-Level Physics past-paper questions on 3.11.1.5 Angular momentum, 2008–2025, with mark schemes and examiner’s reports where available.
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All 30 questions on Angular momentum, as a list
- June 2025, Paper 3 Engineering physics, Q01.3 (1 mark): The moment of inertia of the rotor about the axis of rotation is 9.60 × 10−2 kg m2. Calculate the angular impulse on the rotor between t = 0 and t2. [1 mark] an
- June 2024, Paper 3 Engineering physics, Q01.1 (3 marks): Figure 1 shows a propeller unit fixed to the centre of the turntable. The propeller unit consists of a motor-driven propeller and a battery. The propeller and t
- June 2024, Paper 3 Engineering physics, Q01.2 (6 marks): Figure 2 shows an arrangement used to determine the moment of inertia of the turntable. Figure 2 A small steel mass is held by an electromagnet above the top su
- June 2023, Paper 3 Engineering physics, Q02.2 (2 marks): The wheel is rotating at a high angular speed. The operator is told not to use the pedal to stop the rotation of the wheel suddenly. Explain, with reference to
- June 2022, Paper 3 Engineering physics, Q01.4 (1 mark): Calculate the magnitude of the angular impulse on the rotor between t = 2.0 s and t = 7.0 s. [1 mark] angular impulse = N m s
- 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 2021, Paper 3 Engineering physics, Q01.2 (1 mark): Calculate the angular speed ω of the gymnast in position 1. [1 mark] ω = rad s−1
- November 2021, Paper 3 Engineering physics, Q01.4 (4 marks): The gymnast repeats the exercise. The height of the bar remains unchanged. State and explain two actions the gymnast can take to complete more rotations during
- November 2020, Paper 3 Engineering physics, Q02.1 (1 mark): State the condition necessary so that the law of conservation of angular momentum applies to a rotating system. [1 mark]
- November 2020, Paper 3 Engineering physics, Q02.2 (3 marks): Figure 3 shows two shafts, A and B, rotating freely about the same axis. Table 1 gives information about the two shafts. Figure 3 Table 1 Shaft A Shaft B Angula
- November 2020, Paper 3 Engineering physics, Q02.3 (3 marks): Table 2 gives information about two clutches, C and D. C and D provide different constant frictional torques during slipping at the clutch discs. Table 2 Clutch
- June 2019, Paper 3 Engineering physics, Q01.5 (1 mark): Which of the following is the SI unit for angular impulse? Tick () one box. [1 mark] N m s−1 N s N m s kg m2 s−2
- June 2018, Paper 3 Engineering physics, Q01.1 (1 mark): State the law of conservation of angular momentum. [1 mark]
- June 2018, Paper 3 Engineering physics, Q01.3 (3 marks): The satellite is initially rotating slowly about its axis with the arms fully extended. The arms are slowly retracted so that the instrument pods move closer to
- June 2018, Paper 3 Engineering physics, Q01.4 (3 marks): The satellite is initially rotating at 1.3 rad s−1 with the telescopic arms fully extended. When fully retracted the instrument pods are at a radius of 0.74 m f
- June 2017, Paper 3 Engineering physics, Q02.4 (3 marks): The gears are made from polymer (plastic). An early version of this salad spinner suffered from damaged gear teeth. Explain with reference to angular impulse wh
- Specimen, Paper 3 Engineering physics, Q01.1 (1 mark): State the law of conservation of angular momentum. [1 mark] 0 1 . 1
- Specimen, Paper 3 Engineering physics, Q01.3 (2 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
- Specimen, Paper 3 Engineering physics, Q01.4 (2 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 2015, PHYA5 Applied physics (old spec), Q2(a) (3 marks): Explain why the turntable speed decreases when the plasticine sticks to it. [3 marks]
- June 2015, PHYA5 Applied physics (old spec), Q2(b) (3 marks): Use the results of the experiment to determine the moment of inertia of the turntable. Give your answer to an appropriate number of significant figures. [3 mark
- June 2013, PHYA5 Applied physics (old spec), Q2(b)(i) (2 marks): Explain in terms of angular momentum why the angular velocity of the diver varies during the dive. (2 marks)
- June 2013, PHYA5 Applied physics (old spec), Q2(b)(ii) (1 mark): Describe how the angular velocity of the diver varies throughout the dive. (1 mark)
- June 2013, PHYA5 Applied physics (old spec), Q2(c) (3 marks): At time t = 0 the angular velocity of the diver is 4.4rads–1 and his moment of inertia about the axis of rotation is 10.9kg m2. With reference to Figure 1 calcu
- June 2011, PHYA5 Applied physics (old spec), Q1(a) (1 mark): State the law of conservation of angular momentum. (1 mark)
- June 2011, PHYA5 Applied physics (old spec), Q1(b)(i) (2 marks): Explain why the period of rotation of the star decreases as it becomes a neutron star. (2 marks)
- June 2011, PHYA5 Applied physics (old spec), Q1(b)(ii) (4 marks): Determine the period of rotation of the neutron star. Give your answer to an appropriate number of significant figures. answer = s (4 marks)
- June 2010, PHYA5 Applied physics (old spec), Q1(b)(i) (2 marks): Explain why the roundabout speeds up as the children move to the centre of the roundabout. (2 marks)
- June 2010, PHYA5 Applied physics (old spec), Q1(b)(ii) (2 marks): Calculate the new angular speed of the roundabout. You may assume that the frictional torque at the roundabout bearing is negligible. answer = rads–1 (2 marks)
- June 2008, PHA7W (2008 spec), Q4(c) (3 marks): 4 (c) After the handle is released a stitch is made, and the kinetic energy of the flywheel is reduced by 0.082 J. Calculate 4 (c) (i) the angular speed of the
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