 2016

Source paper: www.whatdotheyknow.com/request/physics_past_exam_papers_2015_16/response/973997/attach/3/Cowell%20Attachment.zip?cookie_passthrough=1

All four numbered questions in the held source are covered. Letters on separately marked paragraphs are inferred; the source's nested letters and Roman numerals are retained. Use the Minkowski metric $(+---)$ and $X^{\mu }=(ct,\mathbf{x})$. Electromagnetic formulas use SI units unless explicitly specialized.