Particles

Easy

The diagram represents a quark change in which an electron antineutrino is produced.

Feynman diagram representing a weak interaction

What are P, Q, and R?

P: up quark, Q: down quark, R: $β+\beta^+$

P: down quark, Q: up quark, R: $β−\beta^-$

P: up quark, Q: down quark, R: $β−\beta^-$

P: down quark, Q: up quark, R: $β+\beta^+$

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