Question

An object 15cm in length is placed at a distance of 20cm in front of convex

mirror of radius of curvature 30cm. Find the position of the image, its nature

and size. ​

Answer 1

Can you imagine a world without merchants, where we are left to our own devices to acquire goods and services without middlemen? Sounds like a harsh place to be. The sale and trade of goods defines much of the development and history of the world.

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