Atoms

Bihar Board Class 12 · Physics · 13 past questions

2 of 13 · show all

1. Q3 2026 Set A

   The kinetic energy ($K$) of an electron in a Bohr orbit is related to its potential energy ($U$) by

   Try it →
2. Q13 2017

   The energy of electron in first Bohr orbit of hydrogen atom is-13.6eV.

   Try it →