plumiElastic strain energy: Edexcel International A Level Physics questions
Edexcel International A Level Physics past-paper questions on 1.4.2.5 Elastic strain energy, 2019–2025, with mark schemes and examiner’s reports where available.
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Q15(a)
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All 29 questions on Elastic strain energy, as a list
- June 2025, AS Unit 1, Q15(a) (3 marks): Determine the increase in elastic strain energy in the brick as the force increases from 85 N to 140 N. (3) Increase in elastic strain energy =
- January 2025, AS Unit 1, Q17(b)(ii) (3 marks): Explain how the area under the stress-strain graph and the volume of the sample can be used to determine the energy stored. (3)
- October 2024, AS Unit 1, Q17(b) (4 marks): The bridge is above a river. The student will reach the river if the rope stretches to a total length of 35 m during the bungee jump. The student has a mass of
- October 2024, AS Unit 1, Q18(c)(ii) (3 marks): A sample of the steel has the same shape, length and cross-sectional area as a sample of the spider silk. Each sample is stretched to its limit of proportionali
- June 2024, AS Unit 1, Q6 (1 mark): Which of the following expressions gives the work done stretching the spring from its original length p to length q? × p R A 2 q p R B 2 q p R C 2 D q p R
- January 2024, AS Unit 1, Q3 (1 mark): A spring is stretched by applying a force of 3.0 N. The elastic strain energy stored by the spring is 0.04 J. Which of the following expressions gives the exten
- January 2024, AS Unit 1, Q11(b) (3 marks): The work done on the rubber band as F increased is greater than the work done by the rubber band as F was decreased. There is a difference in these values becau
- October 2023, AS Unit 1, Q16(b)(ii) (5 marks): The force‑extension graph for the steel cable is shown below. Force total weight of electromagnet and steel object 0 Extension When the electromagnet is switche
- June 2023, AS Unit 1, Q4 (1 mark): A force‑extension graph for a spring is shown. 3.0 2.0 Force / N 1.0 0 0 0.10 0.20 0.30 0.40 Extension / m Which of the following gives the work done, in joules
- January 2023, AS Unit 1, Q3 (1 mark): An object of mass m is resting on top of a spring. The spring is compressed a further distance Δx by a vertical force F. The force is removed and the spring ret
- October 2022, AS Unit 1, Q6 (1 mark): A rubber band is initially stretched by an increasing force. When the force is gradually decreased, the rubber band returns to its original length. The force-ex
- October 2022, AS Unit 1, Q8 (1 mark): When a certain spring is stretched by a tensile force F, the elastic energy stored in the spring is E. Three of these springs are arranged in parallel and stret
- June 2022, AS Unit 1, Q7 (1 mark): Two arrangements, P and Q, of identical springs are subjected to the same tensile force F as shown. Q P F F F F When one spring is subjected to a tensile force
- January 2022, AS Unit 1, Q16(b) (2 marks): Determine the force on the ball when the spring is released. (2) Force =
- October 2021, AS Unit 1, Q15 (6 marks): * 15 The photograph shows a toy car that contains a spring. Pulling the car backwards along the floor compresses the spring. Energy is stored in the compressed
- June 2021, AS Unit 1, Q17(b)(iii) (2 marks): Calculate the work done in stretching the rope. (2) Work done in stretching rope =
- June 2021, AS Unit 1, Q17(c) (2 marks): Assess whether the stretching of the rope has a significant effect on the efficiency of the pulley system. (2)
- January 2021, AS Unit 1, Q15 (6 marks): *15 In a bungee jump, the bungee jumper falls from a high platform while attached to an elastic cord. The cord is also attached to the platform. The cord slows
- January 2021, AS Unit 1, Q16(b)(iii) (3 marks): The graph below shows a linear section of the stress-strain graph for the sample. 0 Strain Show that the area under this graph represents the work done per unit
- January 2021, AS Unit 1, Q16(b)(iv) (4 marks): The area under any stress-strain graph represents the work done per unit volume. Estimate the amount of work required to break the titanium alloy sample. (4) Wo
- October 2020, AS Unit 1, Q8 (1 mark): A stress σ is applied across the ends of a wire of cross-sectional area A. Work W is done to extend the wire by ∆x. Which of the following could be used to dete
- January 2020, AS Unit 1, Q14 (6 marks): *14 When concrete is placed under stress, cracks may form. Scientists are investigating ways to prevent cracks from spreading through the concrete. One way to d
- January 2020, AS Unit 1, Q17(a)(i) (4 marks): Explain this prediction. (4)
- January 2020, AS Unit 1, Q17(a)(ii) (3 marks): Determine the stiffness k of the elastic cord. mass of glider = 300 g (3) k =
- January 2020, Unit 4, Q13(a) (2 marks): Show that the maximum energy stored in the compressed spring was about 0.1 J. (2)
- June 2019, AS Unit 1, Q17(a)(i) (5 marks): Show that the maximum force acting on the climber due to the rope is about 10 kN. Assume the extension of the rope is proportional to its tension. total unstret
- June 2019, AS Unit 1, Q17(a)(ii) (2 marks): A new climber suggests using a longer length of rope between the loop and the climber, as this would absorb more energy after a fall. Comment on this suggestion
- June 2019, AS Unit 1, Q17(b) (6 marks): Climbing rope manufacturers recommend that ropes are replaced every 5 years. The force-extension graphs, up to the breaking point, for a one metre length of a r
- January 2019, AS Unit 1, Q17(b) (3 marks): The energy absorbed before fracture by the 28-day old sample is less than the energy absorbed before fracture by the 2-day old sample. The area under a stress-s
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