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PROBLEMA 3 La funcion trabajo para el efecto fotoelectrico del potasio es 2.3 eV. Si al potasio llega luz de 250 nm de longitud de

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PROBLEMA 3 La funcion trabajo para el efecto fotoelectrico del potasio es 2.3 eV. Si al potasio llega luz de 250 nm de longitud de onda, calcule a) el potencial de frenado en volts b) la energia cinetica de los electrones que se emiten con mas energia, en electron volts c) la rapidez de esos electrones

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