Physics, 28.08.2020 01:01 DragonLovely

A beam of light falling on a metal surface is causing electrons to be ejected from the surface. If we now double the frequency of the light, which of the following statements are correct? A. The kinetic energy of the ejected electrons doubles
B. Twice as many photons hit the metal surface as before
C. The speed of the ejected electrons doubles
D. The number of electrons ejected per second doubles
E. None of the above things occur

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