A-LevelPhysicsParticle physicsOct/Nov 2025Paper 1 Q381 Mark
An up quark in a hadron changes to a down quark. The elementary charge is e. What is the magnitude of the change in the charge of the hadron?
A1/3 e
B2/3 e
Ce
Dzero
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The correct answer is C. This question tests the candidate's understanding of particle physics within the Physicssyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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