Question: A cub scout makes a simple microscope by placing two converging lenses of + 18 D at opposite ends of a 28-cmlong tube. (a) What

A cub scout makes a simple microscope by placing two converging lenses of + 18 D at opposite ends of a 28-cmlong tube.
(a) What is the tube length of the microscope?
(b) What is the angular magnification?
(c) How far should an object be placed from the objective lens?

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