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Particle Questions that include Feynman Diagrams

Q9.

(a) Baryons, mesons and leptons are affected by particle interactions.

Write an account of these interactions.

Your account should:

include the names of the interactions

identify the groups of particles that are affected by the interaction

identify the exchange particles involved in the interaction

give examples of two of the interactions you mention.

The quality of your written communication will be assessed in your answer.

[6 marks]

(b) Draw a labelled Feynman diagram that represents a particle interaction

[3 marks]

(Total 9 marks)