Physics, 25.06.2019 07:00 marianabeel230
Two thin converging lenses of the focal lengths 30 cm and 40 cm are placed coaxially 20 cm apart. an object is located at a distance of 48 cm from the first lens. find the positions of the principle points of the lens combinations and indicate these positions in a diagram
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Two thin converging lenses of the focal lengths 30 cm and 40 cm are placed coaxially 20 cm apart. an...
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