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Energy and momentum of a photon past paper questions

A2 Physics 9702 · Quantum physics. 1 understand that electromagnetic radiation has a particulate nature 2 understand that a photon is a quantum of electromagnetic energy 3 recall and use E = hf 4 use the electronvolt (eV) as a unit of energy 5 understand that a photon has momentum and that the momentum is given by p = E / c

In Cambridge A Level A2 Physics 9702, Energy and momentum of a photon came up in 23 of the 42 papers on Paperstreak, for about 5 marks a paper when it does. It last came up in October/November 2025.

Often set with Photoelectric effect, Energy levels in atoms and line spectra, Mass defect and nuclear binding energy, Production and use of X-rays.

23 questions, newest first

  1. 9702/41/O/N/25 Question 8 parts (a) (b(ii)) (b(iii)) (c) · 8 marks
  2. 9702/42/O/N/25 Question 8 part (b(i)) · 1 mark
  3. 9702/43/O/N/25 Question 8 parts (a) (b(ii)) (b(iii)) (c) · 8 marks
  4. 9702/42/F/M/25 Question 8 parts (a) (b(ii)) (b(iii)) · 7 marks
  5. 9702/41/M/J/24 Question 8 parts (a) (c(ii)) · 4 marks
  6. 9702/42/M/J/24 Question 8 part (b(i)) · 2 marks
  7. 9702/43/M/J/24 Question 8 parts (a) (c(ii)) · 4 marks
  8. 9702/42/F/M/24 Question 7 parts (a) (b(i)) (b(ii)) · 6 marks
  9. 9702/41/O/N/23 Question 8 · 10 marks
  10. 9702/42/O/N/23 Question 8 part (a) · 2 marks
  11. 9702/43/O/N/23 Question 8 · 10 marks
  12. 9702/41/O/N/22 Question 8 part (b(i)) · 2 marks
  13. 9702/43/O/N/22 Question 8 part (b(i)) · 2 marks
  14. 9702/41/M/J/22 Question 7 part (a) · 2 marks
  15. 9702/43/M/J/22 Question 7 part (a) · 2 marks
  16. 9702/42/F/M/22 Question 11 part (c(ii)) · 2 marks
  17. 9702/43/O/N/21 Question 10 part (c(i)) · 2 marks
  18. 9702/41/M/J/21 Question 12 part (b(i)) · 3 marks
  19. 9702/42/M/J/21 Question 12 · 9 marks
  20. 9702/43/M/J/21 Question 12 part (b(i)) · 3 marks
  21. 9702/41/O/N/20 Question 11 · 9 marks
  22. 9702/43/O/N/20 Question 11 · 9 marks
  23. 9702/41/M/J/20 Question 11 part (a(ii)) · 2 marks

More in Quantum physics: Photoelectric effect, Wave-particle duality, Energy levels in atoms and line spectra.

Questions and mark schemes from Cambridge International past papers. Paperstreak isn't affiliated with Cambridge.