5. An object is placed at a distance of 1.5 m from a white screen. On placing a convex lens at a distance of 60 cm from the object it is found that a distinct image of the object is formed on the screen. What is the focal length of the convex lens? Answer: f =
5. An object is placed at a distance of 1.5 m from a white screen. On placing a convex lens at a distance of 60 cm from the object it is found that a distinct image of the object is formed on the screen. What is the focal length of the convex lens? Answer: f =
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Transcribed Image Text:5. An object is placed at a distance of 1.5 m from a white screen. On placing a
convex lens at a distance of 60 cm from the object it is found that a distinct
image of the object is formed on the screen. What is the focal length of the
convex lens?
Answer: f =
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