PhysicsMedium183×since 2002Q5995The time period of revolution of electron in its ground state orbit in a hydrogen atom is 1.6 ×\times× 10⁻¹⁶ s. The frequency of revolution of the electron in its first excited state (in s⁻¹) is :A5.6 ×\times× 10¹²B1.6 ×\times× 10¹⁴C7.8 ×\times× 10¹⁴D6.2 ×\times× 10¹⁵Check answerSkip