As per sommerfeld 's extension which of these is correct ? – InterviewSolution

1.	As per sommerfeld 's extension which of these is correct ?
Answer» orbits of all electrons in an atom are elliptical NUCLEUS is present in the geometric center of the ellipse `V_(transverse)=n_(phi).(H)/(2pi)` where `n_(phi) ne 0, n_(phi) in +I` The fourth shellhas only circular orbits Answer :C

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