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Atoms and Nuclei question

2023 · 31 Jan · Shift 2 · Q47
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  5. /2023 · 31 Jan · Shift 2 · Q47

Atoms and Nuclei question

2023 · 31 Jan · Shift 2 · Q47

JEE MainPhysicsAtoms and NucleiMCQ+4 / −1
The radius of electron's second stationary orbit in Bohr's atom is R. The radius of 3rd orbit will be
  1. A
    2.25R
  2. B
    3R3 \mathrm{R}3R
  3. C
    R3\frac{\mathrm{R}}{3}3R​
  4. D
    9R9 \mathrm{R}9R
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