A-LEVEL AQA PHYSICS: MEDICAL PHYSICS PAPER 3B QUESTIONS PAPER
Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature I declare this is my own work. A-level PHYSICS Paper 3 Section B Medical physics Time allowed: The total time for both sections of this paper is 2 hours. You are advised to spend approximately 50 minutes on this section. 2 *02* IB/M/Jun23/7408/3BB Do not write outside the boxSection B Answer all questions in this section. 0 1 Brachytherapy is used to treat small tumours. In this technique a sealed radioactive source is placed inside a patient’s body next to the tumour. Explain one advantage of using beta radiation rather than gamma radiation in brachytherapy. [2 marks] 2
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a level aqa physics medical physics paper 3b ques