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ICSE Class 10 Physics Question 17 of 27

Solved 2024 Question Paper ICSE Class 10 Physics — Question 6

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Question

Question 5(iii)

A monochromatic ray of light is incident on an equilateral prism placed at minimum deviation position with an angle of incidence 45° as shown in the diagram.

A monochromatic ray of light is incident on an equilateral prism placed at minimum deviation position with an angle of incidence 45° as shown in the diagram. ICSE 2024 Physics Solved Question Paper.

(a) Copy the diagram and complete the path of the ray PQ.

(b) State two factors on which the angle of deviation depends.

Answer

(a) In below figure, I is the position of source O when seen through the surface RS.

In below figure, I is the position of source O when seen through the surface RS. ICSE 2024 Physics Solved Question Paper.

(b) The angle of deviation depends on the following factors :

  1. the angle of incidence (i),
  2. the material of prism (i.e., on refractive index μ).