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Me ayudan, el profesor me dice que estoy mal, envio copia: CalculA la energa cintica del electrn emitido por una superficie de volframio si su

Me ayudan, el profesor me dice que estoy mal, envio copia:

CalculA la energa cintica del electrn emitido por una superficie de volframio si su frecuencia umbral es 1.3x1015 Hertz y se ilumina con luz de 1500 A de longitud de onda.

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Datos Ec= ? Yu = 1.3x1015H 4 = 1500 A Operaciones Formula: V= C C=VX Y 5 C= 1.3 x10 x 1500 x10 -10 1,950x10 m/s Ahoa, la energia cinetica se consigue: E= 1 mv2 2 2 E= 1 9.1 x 10 x 1,950x10 E= 8.87x10 -33 J

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