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[" kinetic energy from graph is "3times10^(-)" of metal is "],[" Example "R" ) When a piece of metal is "],[" illuminated by monochromatic light of wavelength "],[lambda" then the stopping potential for photoelectric "],[" current is "2.5V_(0)." When the same surface is "],[" illuminated by light of wavelength "1*5 lambda" ,then the "],[" stopping potential becomes "V_(0)." Find the value of "],[" threshold wavelength for photoelectric emission."]

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When a piece of metal is illuminated by monochromatic light of wavelength lamda , the stopping potential for photoelectric current is 2.5V_(0) . If the same surface is illuminated by light of wavelength 1.5 lamda , the stopping potential becomes V_(0) . Find the out the value of threshold wavelength for photoelectric emission.

When a certain metallic surface is illuminated with mono chromatic light of wavelength lambda , the stopping potential for photoelectric current is 3V_(0) . When the same surface is illuminated with light of wavelength 2lambda the stopping potential is V_(0) . The threshold wavelength for this surface for photoelectric effect is.

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When a metallic surface is illuminated with monochromatic light of wavelength lambda stopping potential for photoelectric current is 3 V_(0) . When the same metal surface Illuminated with a light of wavelength 2lambda , the stopping potential is V_(0) The threshold wavelength for the surface is

When a certain metallic surface is illuminated with monochromatic light of wavelength lamda , the stopping potential for photoelectric current is 3V_0 and when the same surface is illuminated with light of wavelength 2lamda , the stopping potential is V_0 . The threshold wavelength of this surface for photoelectrice effect is

When a certain metallic surface is illuminated with monochromatic light of wavelength lamda , the stopping potential for photoelectric current is 3V_0 and when the same surface is illuminated with light of wavelength 2lamda , the stopping potential is V_0 . The threshold wavelength of this surface for photoelectrice effect is

When a piece of metal is illuminated by monochromatic light of wavelength lambda, then stopping potential is 3V_(s) . When the same surface is illuminated by the light of wavelength 2lambda , then stopping potential becomes V_(s) . The value of threshold wavelength for photoelectric emission will be