2015 (source code)
= 2015
{scope}
{title2=A12212W1}
Source: https://www.whatdotheyknow.com/request/oxford_physics_past_papers_2/response/2340696/attach/3/Physics%20Papers%202014.pdf?cookie_passthrough=1#page=92[released examination PDF, bundle pages 92–95].
We use <metric signature> $(-,+,+,+)$ and set the <speed of light> to one. In question 2, $M$ and $Q$ have the geometric normalization of the <Reissner-Nordstrom metric>, with $M>0$ and $r>0$. Every numbered part is treated, including all three cases in question 2(b).
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