Refraction of Light MCQ Questions and Answers Quiz

11. When a wave passes through an opening, some of the wave is bent. This phenomenon is called

  1. polarization
  2. reflection
  3. diffraction
  4. refraction

12. When a light beam emerges from water into air, the average light speed

  1. remains the same
  2. decreases
  3. increases
  4. none of the above
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Refraction of Light Question and Answer

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