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When a metallic surface is illuminated with radiation of wavelength l, the stopping potential is V. If the same surface is illuminated with radiation of wavelength 2l, the stopping potential is  V . The threshold wavelength metallic surface is

Option 1 -

2λ

Option 2 -

3λ

Option 3 -

5/2λ

Option 4 -

5λ

0 1 View | Posted 2 weeks ago
Asked by Shiksha User

  • 1 Answer

  • A

    Answered by

    alok kumar singh | Contributor-Level 10

    2 weeks ago
    Correct Option - 2


    Detailed Solution:
    Kindly go thorugh the solution

     

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