An object is placed at a distance of 10cm f3om q convex lens of focal lenght 20cm. Find the position and nature of the image formed.
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An object is placed at a distance of 10cm f3om q convex lens of focal lenght 20cm. Find the position and nature of the image formed.
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Explanation:
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Focal length, f = + 20 cm (It is a convex lens.) Thus, the image is formed at a distance of 20 cm from the convex lens (on its left side). Only a virtual and erect image is formed on the left side of a convex lens. So, the image formed is virtual and erect.