Light reflecting from a smooth surface undergoes a change in

Foundation

Physics Foundation

Reflection from plane mirror

Question

frequency.

None of these.

speed.

wavelength.

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When light reflects from a smooth surface, it is a change in direction, not a change in the light's intrinsic properties. The speed, frequency, and wavelength of light are determined by the medium it is traveling through. Since reflection does not involve the light entering a new medium, these properties remain unchanged.

Final answer: $N o n e o f t h e s e$