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The Light Intensity Incident on a Metallic Surface with a Work

Question 68

Multiple Choice

The light intensity incident on a metallic surface with a work function of 3 eV produces photoelectrons with a maximum kinetic energy of 2 eV.The frequency of the light is doubled.Determine the maximum kinetic energy (in eV) .


A) 3
B) 2
C) 2\sqrt { 2 }
D) 4
E) 7

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