Question

if a ray of light is incident pendicularly on a plane mirror the angle of incidence will be​

Answer 1

Explanation:

For a plane mirror: If the incident ray falls along the normal, the angle of incidence is 0 degrees, NOT 90 degrees. The angle is measured with the normal to the mirror and not with the plane of the mirror. Hence the angle of reflection is equal to 0 degrees.

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Answer 2

Answer:

hii

obviously it would be 90 degree

Explanation:

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