A Beam of Light Falling on a Metal Surface Is

Multiple Choice

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? (There could
Be more than one correct choice.)

A) The number of electrons ejected per second doubles.
B) The speed of the ejected electrons doubles.
C) Twice as many photons hit the metal surface as before.
D) The kinetic energy of the ejected electrons doubles.
E) None of the above things occur.