convex mirror of focal length 20cm produce an image of magnification 3 find the possible position of object
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Use the formula u=f(m-1)/m.
see the derivation in image.
u=20(3-1)/3=40/3=13.3cm in right side
see the derivation in image.
u=20(3-1)/3=40/3=13.3cm in right side
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