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April 27, 2015

Homework Help: physical

Posted by trigger on Wednesday, December 10, 2008 at 12:24pm.

Light is shone on a metal and photoelectrons are emitted.
Can you tell me the three things from the list below which might cause the photoelectron emission to stop.

Decreasing the intensity of the light
Increasing the frequency of the light
Decreasing the wavelength of the light
Increasing the wavelength of the light
Changing the metal
Decreasing the frequency of the light
Increasing the intensity of the light

thx trigger

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