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Category > Physics Posted 23 May 2017 My Price 7.00

photoelectric effect

In the photoelectric effect, electrons are ejected from the surface of a metal when light shines on it. Which one or more of the following would lead to an increase in the maximum kinetic energy of the ejected electrons?

1.Increasing the number of photons per second striking the surface

2.Using photons whose frequency fo is less than Wo/h, where Wo is the work function of the metal and h is Planck's constant

3.Increasing the frequency of the incident light

4.Selecting a metal that has a greater work function

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SuperTutor
(15)
Status NEW Posted 23 May 2017 02:05 AM My Price 7.00

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