A small pencil of length 10 cm is k along the axis of a

Last updated: 6/25/2023

A small pencil of length 10 cm is k along the axis of a concave mirror of rad of curvature 40 cm with its tip touching mirror The size of pencil s image wo appears to be 1 5 cm 2 10 cm 3 20 cm 4 infinite loun dar