(a)[5]
Briefly outline the principles behind CT scanning.
(b)[4]
Determine the pixel numbers $P$, $Q$, $R$ and $S$ as shown in Fig. 12.3.
Physics 9702 · AS & A Level · Production and use of X-rays
Briefly outline the principles behind CT scanning.
Determine the pixel numbers $P$, $Q$, $R$ and $S$ as shown in Fig. 12.3.
This 9-mark question has a full step-by-step worked solution and mark scheme. One marking point: “X-ray images of a single slice recorded from different angles” …