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Dual Nature of Radiation question

2020 · 2 Sep · Shift 2 · Q49
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Dual Nature of Radiation question

2020 · 2 Sep · Shift 2 · Q49

JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
A particle is moving 5 times as fast as an electron. The ratio of the de-Broglie wavelength of the particle to that of the electron is 1.878 ×\times× 10–4. The mass of the particle is close to
  1. A
    1.2 ×\times× 10–28 kg
  2. B
    9.1 ×\times× 10–31 kg
  3. C
    4.8 ×\times× 10–27 kg
  4. D
    9.7 ×\times× 10–28 kg
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