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Engineering Physics · Q22

Atomic and Molecular Physics

Engineering and GATE · Engineering Physics · question 22

Q22

For a diatomic molecule with the vibrational quantum number n and rotational quantum number J, the vibrational level spacing ΔEn = En - En - 1 and the rotational level spacing ΔEJ - EJ - EJ - 1 are approximately

A.
ΔEn = constant, ΔEJ = constant
Answer
B.
ΔEn = constant, ΔEJ ∝ J
C.
ΔEn ∝ n, ΔEJ ∝ J
D.
ΔEn ∝ n, ΔEJ ∝ J2

Answer: Option A

Solution

Answer: Option A
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