If light falls perpendicularly on a plane mirror

PHYSICS · Single correct · CBSE · Physics · Light — Reflection and Refraction · Light — Reflection and Refraction

Problem

If light falls perpendicularly on a plane mirror, what will be the angle in which it will be reflected from the plane mirror surface? (a) 45 degrees (b) 90 degrees (c) 180 degrees (d) 360 degrees

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