A Beam of Light Falling on a Metal Surface Is

question 52

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

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Definitions:

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The practice of consolidating individual orders into larger batches for processing efficiency.

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