Light of wavelength 345nm shines on a piece of calcium metal. What is the speed of the ejected electron? (Light energy greater than that of the work function of calcium or any other metal ends up as kinetic energy of the ejected electron).
Light of wavelength 345nm shines on a piece of calcium metal. What is the speed of the ejected electron? (Light energy greater than that of the work function of calcium or any other metal ends up as kinetic energy of the ejected electron).