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Dual Nature of Radiation · 2019 · 10 Apr · Shift 2

1 Physics questions from this JEE Main paper
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Dual Nature of Radiation · 2019 · 10 Apr · Shift 2

1 Physics questions from this JEE Main paper

  1. Q68.A 2 mW laser operates at wavelength of 500 nm. The number of photons that will be emitted per second is : [Given Planck's constant h = 6.6 × 10–34 Js, speed of light c = 3.0 × 108 m/s]
    Physics · Dual Nature of Radiation · MCQ