When a ray is incident upon a plane mirror as shown in the diagram, what is the angle of refraction?

a) 90 degrees

b) 30 degrees

c) 0 degrees

When a ray is incident upon a plane mirror as shown in the diagram what is the angle of refraction a 90 degrees b 30 degrees c 0 degrees class=

Respuesta :

Answer:

0 degrees

Explanation:

this is because when the light ray hits a surface a medium at 90 degrees then the angle of incidence = 0 , thus light doesn't bend when it enters the medium, no bending means angle of refraction is 0 degrees

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