Select the correct statement from the following regarding photoelectric effect.
, the ejected electrons come out with certain kinetic energy and this kinetic energy increases with the decrease of frequency of the light used.
Text Solution
Verified by ExpertsC
Among the given statements, is correct while other statements are incorrect.
Their correct form are as follow
• There is no time lag between the striking of light beam and the ejection of electrons from the metal surface.
• The number of electrons ejected is proportional to the intensity of light.
• At a frequency 
, the ejected electrons come out with certain kinetic energy and this kinetic energy increases with the increase of frequency of the light used.
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