define magnification by a spherical mirror and express it in terms of object distance, image distance for the mirror.
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M=-v/u.
It is the degree of convergence or divergence achieved by a lens
It is the degree of convergence or divergence achieved by a lens
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Magnification is the increase in the image size produced by spherical mirrors with respect to the object size. It is the ratio of the height of the image to the height of the object and is denoted as m.
magnification is equal to the ratio of minus of image distance by object
m= - v/u
hope it helps
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