b) An object 4 cm in length is held 30 cm away from a converging lens of focal length 20 cm. Draw the ray diagram and find the position and size of the image formed. Also find the ratio of size of image to size of object
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Ray Optics and Optical Instruments · Combination of ... (i) Given: convex lens of focal length 10cm. To find the ... The image is formed on the other side of the lens at a distance of 30 cm.
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