A concave mirror produces an image of an object such that the dis… | JEE Main 2025 Physics PYQ

MCQMediumJEE Main 2025 · 28 January, Shift 2Reflection & Spherical Mirrors

A concave mirror produces an image of an object such that the distance between the object and image is $20 \, \text{cm}$ . If the magnification of the image is $-3$ , then the magnitude of the radius of curvature of the mirror is:

A
$7.5 \, \text{cm}$
B
$30 \, \text{cm}$
C
$15 \, \text{cm}$
D
$3.75 \, \text{cm}$

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