2025 AQA A-LEVEL PHYSICS Paper 3 Section B Medical Physics. Question Paper & Mark Scheme (Merged) Tuesday 17 June 2025 [VERIFIED]

2025 AQA A-LEVEL PHYSICS Paper 3 Section B Medical Physics. Question Paper & Mark
Scheme (Merged) Tuesday 17 June 2025 [VERIFIED]

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Section B box

Answer all questions in this section.


0 1 . 1 Figure 1 shows a simplified diagram of an eye that has no sight defects.
The eye is viewing a distant point object.

Complete, on Figure 1, the paths of the two rays to the back of the eye.
[2 marks]

Figure 1




0 1 . 2 Accommodation is the ability of the eye to change its optical power.

Which part of the eye enables accommodation?

Tick ( ) one box.
[1 mark]

cornea


iris


lens



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