convex lens of focal length 30 cm from an image 20 cm from the lens how for is the object placed from the lens find the magnification produced by the lens
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An object is placed at a distance of 30 cm from a convex lens of focal length 20 cm. Image distance, v = ? v=60010=60 cm . ... The image is formed 60 cm on the other side of the lens and it is real, inverted and magnified.
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