plumiMains electricity and safety: Edexcel GCSE Physics questions
Every Edexcel GCSE Physics exam question on Mains electricity and safety (specification points 10.33–10.42), 2018–2025, with its mark scheme and examiner’s report.
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Calculations
Q3(a)
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Q3(c)(i)
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Q3(c)(ii)
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Q3(c)(iii)
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Q6(b)
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Q9(a)
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Q9(c)(i)
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Q9(c)(ii)
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Q9(c)(iii)
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Q6(c)(i)
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Q6(c)(ii)
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Q5(a)
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Q5(a)(i)
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Q5(a)(ii)
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Q8(d)
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Q8(b)(iii)
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Q5(b)(i)
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Q5(b)(ii)
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Q2(a)
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Q10(b)
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All 20 questions on Mains electricity and safety, as a list
- June 2025, Paper 2 Higher, Q3(a) (1 mark): State the frequency of the supply of electricity to homes in the UK (United Kingdom). (1) frequency = Hz
- June 2025, Paper 2 Higher, Q3(c)(i) (1 mark): The plug contains a fuse that is connected to the (1) A live pin B negative pin C neutral pin D positive pin
- June 2025, Paper 2 Higher, Q3(c)(ii) (2 marks): A 3 A fuse is used in the plug. Explain what happens if a fault causes the current to rise to more than 3 A. (2)
- June 2025, Paper 2 Higher, Q3(c)(iii) (1 mark): A fuse is a safety device. State one other safety device that can be used in domestic electrical wiring. (1)
- June 2025, Paper 2 Higher, Q6(b) (2 marks): In Figure 9, a diode is connected in series with the rechargeable battery. Explain why a diode is needed in the toothbrush in this part of the circuit. (2)
- June 2025, Paper 2 Foundation, Q9(a) (1 mark): State the frequency of the supply of electricity to homes in the UK (United Kingdom). (1) frequency = Hz
- June 2025, Paper 2 Foundation, Q9(c)(i) (1 mark): The plug contains a fuse that is connected to the (1) A live pin B negative pin C neutral pin D positive pin
- June 2025, Paper 2 Foundation, Q9(c)(ii) (2 marks): A 3 A fuse is used in the plug. Explain what happens if a fault causes the current to rise to more than 3 A. (2)
- June 2025, Paper 2 Foundation, Q9(c)(iii) (1 mark): A fuse is a safety device. State one other safety device that can be used in domestic electrical wiring. (1)
- June 2024, Paper 2 Foundation, Q6(c)(i) (1 mark): Which of these wires would help to protect a person from getting an electric shock if a fault developed in the cooker? (1) A earth B live C negative D positive
- June 2024, Paper 2 Foundation, Q6(c)(ii) (2 marks): Explain how a fuse can prevent overheating of the wiring for the cooker. (2)
- June 2023, Paper 2 Foundation, Q5(a) (1 mark): Electricity supplied to homes has a frequency of (1) A 0.02 Hz B 20 Hz C 50 Hz D 500 Hz
- June 2022, Paper 2 Foundation, Q5(a)(i) (1 mark): One wire in the plug is the earth wire. The other two wires are (1) A live and negative B live and neutral C positive and negative D positive and neutral
- June 2022, Paper 2 Foundation, Q5(a)(ii) (2 marks): Describe the purpose of the component labelled X. (2)
- June 2022, Paper 2 Foundation, Q8(d) (2 marks): Describe the difference between direct current (d.c.) and alternating current (a.c.) in electrical circuits. (2)
- November 2021, Paper 2 Higher, Q8(b)(iii) (1 mark): There is a current of 2.3 A in the radio when the radio is working correctly. Which of these should the technician choose to protect the radio circuit? (1) A 2
- November 2021, Paper 2 Foundation, Q5(b)(i) (2 marks): State the name of wire X and the name of wire Y. (2) wire X wire Y
- November 2021, Paper 2 Foundation, Q5(b)(ii) (1 mark): State the name of component Z. (1) component Z
- November 2020, Paper 2 Foundation, Q2(a) (2 marks): Figure 4 shows the inside of a mains plug. earth wire live wire fuse neutral wire cable grip Figure 4 The mains plug has three safety features. One of these saf
- June 2019, Paper 2 Higher, Q10(b) (6 marks): Figure 20 shows the three-pin plug used to connect the kettle to the mains. earth pin fuse Figure 20 A fault occurs in the kettle causing the live wire to touch
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