During one of its ambitious project 'ISRP" gathered information through its stallites for a planet in another galaxy. As far as structure of atoms is considered , it is very similar to the structure of an atom in our planet except that energy of an orbit in which electron resides is `(E_(n))=(45xxZ)/(n=1) eV//"atom".` If collection of H-atom and `He^(+)` ion makes transition from 2nd orbit and 5th orbit respectively, then total different spectral lines emitted will be :A. 10B. 11C. 6D. 9

During one of its ambitious project 'ISRP" gathered information throug

1.	During one of its ambitious project 'ISRP" gathered information through its stallites for a planet in another galaxy. As far as structure of atoms is considered , it is very similar to the structure of an atom in our planet except that energy of an orbit in which electron resides is `(E_(n))=(45xxZ)/(n=1) eV//"atom".` If collection of H-atom and `He^(+)` ion makes transition from 2nd orbit and 5th orbit respectively, then total different spectral lines emitted will be :A. 10B. 11C. 6D. 9
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