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A ray of light is reflected by two perpendicular plane mirrors as shown. The angle θ is equal to:


Option 1 -

65°

Option 2 -

25°

Option 3 -

50°

Option 4 -

90°

0 2 Views | Posted a month ago
Asked by Shiksha User

  • 1 Answer

  • V

    Answered by

    Vishal Baghel | Contributor-Level 10

    a month ago
    Correct Option - 3


    Detailed Solution:

    At second surface,
    i = 25°
    r = 25°
    ∴ θ = I + r = 50°

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