Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Physics Dual Nature: Photon and Matter Waves The Hydrogen Atom
The recoil speed of a hydrogen atom after it emits a photon in going from n = 5 state to n = 1 state will be:
1
4.34 m/s
2
4.17 m/s
3
3.25 m/s
4
2.19 m/s
5
Question Not Attempted