Draw a ray diagram showing the path

Question:

Draw a ray diagram showing the path of rays of light when it enters with oblique incidence

  1. from air into water,
  2. from water into air.

Solution:
  1. When ray of light enters from air into water, it bends towards the normal as shown in figure I
  2. When ray of light enters from water into air, it bends away from the normal as shown in figure II.

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