12th Class Physics Photo Electric Effect, X- Rays & Matter Waves

  • question_answer 42)
      A proton, a neutron, an electron and an -  particle have same energy. Then their de Broglie wavelengths compare as (a) (b) (c) (d)

    Answer:

      (b)Kinetic energy of particle,   or De-Broglie wavelength,   For the given value of           Since                  hence       As                        therefore  AS                         therefore   Hence                                


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