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Grade 12General Physics

Please Refer to Figure for the question. Also please tell me why I cant apply lens maker formula.

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Profile image of Rohit
8 Years agoGrade 12
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1 Answer

Profile image of Amritpal Singh Saini
8 Years ago
Formula I guess it should be F= R/2uSo that u can get the answer of your question ,on solving first for R, we get 30cm so on substitution of R in the above formula the answer is 10cm (option a)