Question

State any three convenient rays for formation of image in concave mirrors.​

Answer 1

Answer:

Two convenient rays that are chosen to construct the image by a spherical mirror for a given object : ... A ray parallel to the principal axis: A ray of light parallel the principal axis, after reflection pass through the principal focus in case of a concave mirror or appears to diverge from it in case of convex mirror.

Explanation:

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Answer 2

A ray parallel to the principal axis: A ray of light parallel the principal axis, after reflection pass through the principal focus in case of a concave mirror or appears to diverge from it in case of convex mirror.