An object is placed in front of a concave mirror of radius of curvature

PHYSICS · Subjective · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction

Problem

An object is placed

20\,\text{cm}

in front of a concave mirror of radius of curvature

30\,\text{cm}

. Using the Cartesian sign convention, calculate: (i) the image distance

v

, and (ii) the magnification

m

. Also state whether the image is real or virtual and whether it is erect or inverted.