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Dual Nature of Radiation · 2006 · Shift 0

3 Physics questions from this JEE Main paper
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Dual Nature of Radiation · 2006 · Shift 0

3 Physics questions from this JEE Main paper

  1. Q86.The anode voltage of a photocell is kept fixed. The wavelength λ of the light falling on the cathode is gradually changed. The plate current I of the photocell varies as follows
    Physics · Dual Nature of Radiation · MCQ
  2. Q97.The threshold frequency for a metallic surface corresponds to an energy of 6.2eV and the stopping potential for a radiation incident on this surface is 5V. The incident radiation lies in
    Physics · Dual Nature of Radiation · MCQ
  3. Q99.The time taken by a photoelectron to come out after the photon strikes is approximately
    Physics · Dual Nature of Radiation · MCQ