A-LevelPhysicsMedical physicsMay/June 2018Paper 4 Q127 Marks
An X-ray beam is used to produce an image of a model of a thumb. A parallel beam of X-ray radiation of intensity I₀ is incident on the model, as illustrated in Fig. 12.1. [Figure 12.1] Data for the attenuation (absorption) coefficient μ in bone and in soft tissue are shown in Fig. 12.2. [Figure 12.2]
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