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Dual Nature of Radiation question

2021 · 17 Mar · Shift 1 · Q61
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Dual Nature of Radiation question

2021 · 17 Mar · Shift 1 · Q61

JEE MainPhysicsDual Nature of RadiationMCQ+4 / −1
An electron of mass m and a photon have same energy E. The ratio of wavelength of electron to that of photon is : (c being the velocity of light)
  1. A
    1c(2mE)1/2{1 \over c}{\left( {{{2m} \over E}} \right)^{1/2}}c1​(E2m​)1/2
  2. B
    1c(E2m)1/2{1 \over c}{\left( {{E \over {2m}}} \right)^{1/2}}c1​(2mE​)1/2
  3. C
    (E2m)1/2{\left( {{E \over {2m}}} \right)^{1/2}}(2mE​)1/2
  4. D
    c(2mE)1/2c{(2mE)^{1/2}}c(2mE)1/2
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