AktiraAktira JEE
PhysicsJEE Main 24 Jan 2026, Shift 1·Q7·MCQ·Moderate

Atoms · Bohr model

Two electrons are moving in orbits of two hydrogen like atoms with speeds 3×1053\times10^{5} m/s and 2.5×1052.5\times10^{5} m/s respectively. If the radii of these orbits are nearly same then the possible orders of energy states are respectively.
  1. (1)6 and 5
  2. (2)9 and 8
  3. (3)8 and 10
  4. (4)10 and 12
We corrected a printing error in the original paper

Source printed “the possible order of energy states are”.

Video solution coming soon

We're animating every PYQ step by step. Subscribe to get them first.

Subscribe

See the full 24 Jan 2026, Shift 1 paper

More on Bohr model