HOMEWORK-1 PHY112: Modern Physics and Electronics Q.1 Light strikes a sodium surface, causing photoelectric emission. The stopping potential for ejected electrons is 5.0 V, and the work function of sodium is 2.2 eV. What is the wavelength of the incident
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HOME WORK 1
PHY112- MODERN PHYSICS AND ELECTRONICS
1. Find the frequency of revolution of electron in the classical model of the hydrogen atom.
In what region of the spectrum are electromagnetic waves of this frequency?
2. Find the quantum