an iron nail is kept at a distance of 50cm in front of a convex mirror. the focal length of the mirror is 10cm. where should the pin be place to get an image one-fourth the height of the object

an iron nail is kept at a distance of 50cm in front of a convex mirror

1.	an iron nail is kept at a distance of 50cm in front of a convex mirror. the focal length of the mirror is 10cm. where should the pin be place to get an image one-fourth the height of the object
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an iron nail is kept at a distance of 50cm in front of a convex mirror. the focal length of the mirror is 10cm. where should the pin be place to get an image one-fourth the height of the object​

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an iron nail is kept at a distance of 50cm in front of a convex mirror. the focal length of the mirror is 10cm. where should the pin be place to get an image one-fourth the height of the object