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Physics (AS & A Level) · Feb / March 2022 · Paper 12 · Question 40

9702Fundamental particles

A positively charged meson consists of a quark and an antiquark. What could be the quark and antiquark?

  1. Acharm and antiup
  2. Bdown and antitop
  3. Cstrange and antibottom
  4. Dup and antistrange

As printed in the paper

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Correct answer: D. up and antistrange

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