3 marksPhysics of the Ear and Eye
CAPE Physics Unit 1 · 2015 · Paper 2 · Question 5(b)
Use a ray diagram to show how focused images are formed in a magnifying glass.
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- 5(a)Long-sightedness is an eye defect that affects many persons. Explain, using suitable optical sketches, how long-sightedness occurs and how it can be corrected.[4 marks]
- 5(c)(i)Determine the position of the image and its distance from the lens.[4 marks]
- 5(c)(ii)Determine whether the image is virtual or real.[1 mark]
- 5(c)(iii)Determine the magnification of the image and hence its orientation.[3 marks]
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