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MCQ On Refraction Of Light Question 14. The angle of incidence i and refraction r are equal in a transparent slab when the value of i is (a) 0° (b) 45° (c) 90° (d) depend on the material of the slab

MCQ On Refraction Of Light Question 14. The angle of incidence i and refraction r are equal in a transparent slab when the value of i is
(a) 0°
(b) 45°
(c) 90°
(d) depend on the material of the slab

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 8741 Points
23 days ago
Answer: Explanation: (a) When the incident ray falls normally on the glass slab, it will refracted without deviation, i.e. along the normal in the glass slab. So, ∠i = ∠r = 0

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