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Particle Questions that include Feynman Diagrams

Q3. decays, forming a new nucleus, by releasing a particle and one other particle which is difficult to detect.

(a) Name the particle which is difficult to detect. (1 mark)

(b) Write down the proton number and the nucleon number of the new nucleus. (clearly indicate which is which!) (2 marks)

(c) Name the baryon and each of the leptons (clearly indicate which is a baryon and which is a lepton) formed as a result of this decay. (3 marks)

(d) Give the quark structure for

(i) a neutron and

(ii) a proton.

(1 mark)

(e) Complete the following Feynman diagram so that it represents decay.

(3 marks)
(Total 10 Marks)