H-atoms in ground state (13.6 eV) are excited by monochromatic radiation of photon of energy 12.1 eV. Find the number of spectral lines emitted in H-atom.

H-atoms in ground state (13.6 eV) are excited by monochromatic radiati

1.	H-atoms in ground state (13.6 eV) are excited by monochromatic radiation of photon of energy 12.1 eV. Find the number of spectral lines emitted in H-atom.
Answer» 2 3 4 5 Answer :B