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The below diagram shows that an observer sees the image of an object O at I.

The diagram shows that an observer sees the image of an object O at I. Name and define the phenomenon responsible for seeing the image at a different position. State the effect on X when Y increases  Y decreases. ICSE 2024 Specimen Physics Solved Question Paper.

(a) Name and define the phenomenon responsible for seeing the image at a different position.

(b) State the effect on X when:

  1. Y increases
  2. Y decreases

Refraction Plane Surfaces

ICSE Sp 2024

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Answer

(a) Refraction

The change in direction of the path of light when it passes from one transparent medium to another transparent medium, is called refraction.

(b) The shift X,

  1. increases when Y increases
  2. decreases when Y decreases.

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