Physics, 15.02.2020 12:10 Jaaaack

A child while playing with his father's spectacles burnt a hole in a piece of them tissue paper by focusing the image of sun on at.
(a) Name the defect of vision his father is suffering from
(b) List 2 causes of the defect.
(c) Draw a ray diagram to show how this defect may be corrected using a suitable lens.

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