how to find the focal lenght plss say soon
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To measure the focal length of a converging (convex) lens. To measure the focal length of a converging (convex) lens. Using the formula: 1/u + 1/v = 1/f, the focal length f of the lens can be found.
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Answer:
To find the focal length bu usingthe formula 1/u+1/v=1/f
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