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Dual Nature of Radiation · 2005 · Shift 0

2 Physics questions from this JEE Main paper
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Dual Nature of Radiation · 2005 · Shift 0

2 Physics questions from this JEE Main paper

  1. Q119.A photocell is illuminated by a small bright source placed 1m away. When the same source of light is placed 21​m away, the number of electrons emitted by photo-cathode would
    Physics · Dual Nature of Radiation · MCQ
  2. Q140.If the kinetic energy of a free electron doubles, it's deBroglie wavelength changes by the factor
    Physics · Dual Nature of Radiation · MCQ