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Atoms and Nuclei question

2019 · 11 Jan · Shift 1 · Q65
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Atoms and Nuclei question

2019 · 11 Jan · Shift 1 · Q65

JEE MainPhysicsAtoms and NucleiMCQ+4 / −1
A hydrogen atom, initially in the ground state is excited by absorbing a photon of wavelength 980 A∘\mathop A\limits^ \circA∘​. The radius of the atom in the excited state, in terms of Bohr radius a0 will be : (hc = 12500 eV A∘\mathop A\limits^ \circA∘​)
  1. A
    4a0
  2. B
    9a0
  3. C
    25a0
  4. D
    16a0
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