MDCAT Physics MCQ #422

MDCAT Physics MCQ #422

1. Question 1

   Q1. A spectral line in a hydrogen atom spectrum has a specific wavelength. What is the corresponding energy of this photon?

   • A) Dependent on the frequency of the photon
   • B) Dependent on the energy of the initial electron state
   • C) Dependent on the energy of the final electron state
   • D) Dependent on the mass of the electron

   Answer: Dependent on the energy of the final electron state

   Explanation: The energy of the photon is equal to the energy difference between the initial and final electron states.