Physics (AS & A Level) · Feb / March 2025 · Paper 12 · Question 40
What is the charge, in terms of the elementary charge e, on a charm quark?
- A−2/3 e
- B−1/3 e
- C+1/3 e
- D+2/3 e
As printed in the paper
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Correct answer: D. +2/3 e
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