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Physics (AS & A Level) · Feb / March 2024 · Paper 12 · Question 38

9702Fundamental particles

Which flavours of quark have charge +\frac{2}{3}e?

  1. Acharm ✓, strange ✗, top ✓, bottom ✗
  2. Bcharm ✓, strange ✗, top ✗, bottom ✗
  3. Ccharm ✗, strange ✓, top ✓, bottom ✓
  4. Dcharm ✗, strange ✓, top ✗, bottom ✓

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Correct answer: A. charm ✓, strange ✗, top ✓, bottom ✗

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