A photon with an energy of 2.24 eV strikes a photoemissive surface whose work function is 1.57 eV. Calculate the maximum kinetic energy of the ejected photoelectron.

A)0.67eV
B)3.81eV
C)4.69eV
D)5.07eV

Answer is A.

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Chacharealsmooth6idn Chacharealsmooth6idn

25-07-2024
Physics

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A photon with an energy of 2.24 eV strikes a photoemissive surface whose work function is 1.57 eV. Calculate the maximum kinetic energy of the ejected photoelectron.

A)0.67eV
B)3.81eV
C)4.69eV
D)5.07eV

Answer is A.

Sagot :

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