JEE Advanced 2016 Paper 1 Physics Q16

Physics · Atoms & Spectra

Problem

A hydrogen atom in its ground state is irradiated by light of wavelength 970 Å. Taking

hc/e=1.237\times10^{-6}\,\mathrm{eV\,m}

and the ground state energy of hydrogen atom as

-13.6

eV, the number of lines present in the emission spectrum is