Particle Physics Questions

Q12.

The equation shows an interaction between a proton and a negative kaon that results in the formation of particle, X.

K^– + p → K⁺ + K⁰ + X

(a)

(i) State and explain whether X is a charged particle.

[2 marks]

(ii) State and explain whether X is a lepton, baryon or meson.

[2 marks]

(iii) State the quark structure of the K^–, K⁺ and the K⁰.

[3 marks]

(iv) Strangeness is conserved in the interaction. Determine, explaining your answer, the quark structure of X.

[3 marks]

(Total 10 marks)