 2019

Source paper: www.whatdotheyknow.com/request/oxford_physics_past_papers_2/response/2340696/attach/7/Physics%20Papers%202018.pdf?cookie_passthrough=1

The cover establishes Trinity Term 2019 despite the bundle's 2018 filename. All six questions are solved, including all alternatives to the requested choice of four. The symbol $\beta$ in question 1 is the supplied degeneracy factor; the amplitudes $\alpha ,\beta$ in question 4 have a separate meaning.