A slide projector with a single lens is used to project an image onto a wall 0.560m away with a magnification of -11.7. What is the focal length of the lens? Give your answer in centimeters
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A slide projector with a single lens is used to project an image onto a wall 0.560m away with a magnification of -11.7. What is the focal length of the lens? Give your answer in centimeters.
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- You hold a magnifying glass 4.0 cm above 1.98 mm-long bug and the image is 5.44 mm long. What is the focal length of the lens? Please give your answer in cm.A certain lens has a focal length of +20cm. How far from the lens must an object be placed so that it produces an image with a magnification of -1.37? Is the image real or virtual?A thin converging lens has a focal length of 8.00 cm. If a real, inverted image is located 12.0 cm from the lens, where is the object located? What is the magnification?
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