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Dual Nature of Radiation question

2020 · 6 Sep · Shift 2 · Q36
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Dual Nature of Radiation question

2020 · 6 Sep · Shift 2 · Q36

JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
Assuming the nitrogen molecule is moving with r.m.s. velocity at 400 K, the de-Broglie wavelength of nitrogen molecule is close to : (Given : nitrogen molecule weight : 4.64 ×\times× 10–26 kg, Boltzman constant: 1.38 ×\times× 10–23 J/K, Planck constant : 6.63 ×\times× 10–34 J.s)
  1. A
    0.44 Ao\mathop A\limits^oAo​
  2. B
    0.34 Ao\mathop A\limits^oAo​
  3. C
    0.20 Ao\mathop A\limits^oAo​
  4. D
    0.24 Ao\mathop A\limits^oAo​
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