A concave mirror has a focal length

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

Problem

A concave mirror has a focal length ff. Three identical objects are placed on the principal axis at distances (I) 0.75f0.75f, (II) 2f2f, and (III) 4f4f from the mirror. Rank the magnitudes of the corresponding image heights hIh_I, hIIh_{II}, and hIIIh_{III} from largest to smallest.

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