Question

A light ray is incident normally on a plane mirror.
(a) What is its angle of incidence?
(b) What is the direction of reflected ray? Show it on a diagram.

  • Category: Reflection of Light Class 9 ICSE
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Answer

(a) When the ray of light is incident normally on a plane mirror the angle of incidence = 0°.

(b) The direction of reflected ray is same as the incident ray i.e., it retraces the path as shown below.

light-ray-incident-normally-concise-physics-solutions-icse-class-9-1200x694

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