Class 12 > Samacheer Kalvi - English Medium > Dual Nature of Radiation and Matter

  • Choose the correct answer

    A photoelectric surface is illuminated successively by monochromatic light of wavelength and 2 . If the maximum kinetic energy of the emitted photoelectrons in the second case is 3 times that in the first case, the work function of the material is (NEET 2015)


    - a) hc

    - b) 2hc

    - c) hc 3

    - d) hc 2


1 Answer

  • Correct Answer:

    d) hc 2

    Answered on 29/10/2020 at 12:44PM by Thamizh

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Unit 8. Dual Nature of Radiation and Matter
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