MCQ
Using Bohr's quantisation condition, what is the rotational energy in the second orbit for a diatomic molecule?
(I = moment of inertia of diatomic molecule and, h = Planck's constant)
  • A
    $\frac{ h ^2}{21^2 \pi^2}$
  • B
    $\frac{ h }{2 l \pi^2}$
  • $\frac{ h ^2}{2 l \pi^2}$
  • D
    $\frac{ h }{2 l ^2 \pi}$

Answer

Correct option: C.
$\frac{ h ^2}{2 l \pi^2}$
C

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