In Sommerfeld's modification of Bohr's theory, the trajectory of an electron in a hydrogen atom is:

In Sommerfeld's modification of Bohr's theory, the trajectory of an el

1.	In Sommerfeld's modification of Bohr's theory, the trajectory of an electron in a hydrogen atom is:
Answer» PERFECT ellipse a closed ellipse like CURVE, narrower at the PERIHELION POSITION and flatter at the APHELION positron a closed loop on spherical surface a rosette Answer :C