Question
What is the difference between regular reflection of light and diffuse reflection of light? What type of reflection of light takes place from:
  1. A cinema screen.
  2. A plane mirror.
  3. A cardboard.
  4. Still water surface of a lake

Answer

In regular reflection, a parallel beam of incident light is reflected as a parallel beam in one direction; while in diffuse reflection, a parallel beam of incident light is reflected in different directions.
  1. Regular reflection.
  2. Regular reflection.
  3. Diffuse reflection.
  4. Regular reflection.

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