A-Level
EDEXCEL
Physics
January 2017
10 Marks
QP-201701-Physics-U5 · Question 14
Question (excerpt):
12 14 Low-activity, sealed radioactive sources are used in schools to demonstrate the properties of ionising radiations. Three sources have been mixed up. The sources and the radiations that they emit…
12 14 Low-activity, sealed radioactive sources are used in schools to demonstrate the properties of ionising radiations. Three sources have been mixed up. The sources and the radiations that they emit…
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