A lens that has a focal length of 890 cm is used as a
A lens that has a focal length of 8.90 cm is used as a magnifying glass. (a) To obtain maximum magnification and an image that can be seen clearly by a normal eye, where should the object be placed? (b) What is the magnification?
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a lens that has a focal length of 890 cm is used as a magnifying glass a to obtain maximum magnification and an image
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