When the surface of a metal is exposed to blue light, electrons are emitted. If the intensity of the blue light is increased, which of the following things will also increase?
A) the number of electrons ejected per second
B) the maximum kinetic energy of the ejected electrons
C) the time lag between the onset of the absorption of light and the ejection of electrons
D) the work function of the metal
E) all of the above
A
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