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What Would Be the Diameter of the Image of the Flower on the Film?

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Question

 What would be the diameter of the image of the flower on the film?

Sum
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Solution

d1 = 5 cm = 50 mm

m = `"v"/"u" = "d"_2/"d"_1`

`66.6/-200 = "d"_2/50`

d2 = 16.65 mm = 1.66 cm

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