The magnification of a spherical mirror is !2. Then the mirror must be (a) Plane (b) Concave (c) Convex (d) Any one of these
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it will be a concave mirror as the image is enlarged. moreover the object is placed between p and f so the image is virtual and erect and is formed behind the mirror(+sign mean its erect and- sign mean it is real and inverted)
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