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Dual Nature of Radiation question

2021 · 25 Feb · Shift 1 · Q48
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  5. /2021 · 25 Feb · Shift 1 · Q48

Dual Nature of Radiation question

2021 · 25 Feb · Shift 1 · Q48

JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
An α\alphaα particle and a proton are accelerated from rest by a potential difference of 200V. After this, their de Broglie wavelengths are λα\lambda\alphaλα and λ\lambdaλ p respectively. The ratio λpλα{{{{\lambda _p}} \over {{\lambda _\alpha }}}}λα​λp​​ is :
  1. A
    8
  2. B
    2.8
  3. C
    7.8
  4. D
    3.8
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