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A-LevelPhysicsParticle physics9702/12 · Oct/Nov 2022 · Q391 Mark

Which two particles have opposite charges?

Aalpha-particle and helium nucleus
Bantiproton and beta-plus particle
Cbeta-minus particle and electron
Dpositron and proton

✓ Correct answer

B: antiproton and beta-plus particle

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About this question

Topic
Particle physics, A-Level Physics (syllabus 9702). Multiple choice, 1 mark.
Source
A-Level Physics, Oct/Nov 2022 Paper 1 Variant 2, question 39.

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