Suppose a gamma source is placed 10 cm from a radiation detector and in succession, a 1 cm thick slab of each of the following materials is used to shield the source. For which one would the count rate be lowest?
belongs to book: Examination Questions and Answers in Basic Anatomy and Physiology|Martin Caon|| Chapter number:17.2| Question number:38
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Medicine
A: Shielding material with the highest density is able to absorb the greatest amount of gamma photons. Lead has the highest density so would reduce the count rate the most.
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