1 2eV m 2 2eV m the The 21 cm radio wave emitted by hydrogen

Last updated: 6/27/2023

1 2eV m 2 2eV m the The 21 cm radio wave emitted by hydrogen in interstellar space is due to ter interaction called teh hyperfine interaction natomic hydrogen The energy of the emitted wave is nearly 1 10 7 J 2 IJ 3 7 10 J 4 10 J U Rohr s model of a hydrogen atom the enctripetal force is furnished by the Coulomb attraction between te rhit mis the mass and e is the charge on the electre