The focal length of a convex lens is 50 cm. If an object is placed 30 cm from it, how can you determine the position and nature of the image? - Quora
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![SOLVED: The ratio of tha langth of painting to its width is (2 + v): 1 The length is 50 cm: What is Ihe wldth roundad Io the nearest tenth? 35.7 cm SOLVED: The ratio of tha langth of painting to its width is (2 + v): 1 The length is 50 cm: What is Ihe wldth roundad Io the nearest tenth? 35.7 cm](https://cdn.numerade.com/ask_images/e003034895cd4618909ca15a64cb218e.jpg)
SOLVED: The ratio of tha langth of painting to its width is (2 + v): 1 The length is 50 cm: What is Ihe wldth roundad Io the nearest tenth? 35.7 cm
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