Suppose you have a double convex lens with a focal length of 15 cm and want...

Question

Question

Suppose you have a double convex lens with a focal length of 15 cm and want to use it to form an image of an object 30 cm from the lens.

How far behind the lens will the image form when it is "in focus", as sharply defined as possible? Give your answer in cm.15

Answer 1

Answer #1

Answer 2

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