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A certain metallic surface is illuminate...

A certain metallic surface is illuminated with monochromatic light of wavelength `lamda` . The stopping potential for photoelectric current for this light is `3V_0` . If the same surface is illuminated with light of wavelength `2 lamda` , the stopping potential is `V_0` . The threshold wavelength for this surface for photoelectric effect is

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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 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.

When a certain metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential for photo electric current is 6 v_(0) . When the same surface si illuminated with light of wavelength 2 lambda , the stopping potential is 2v_(0) . The threshold wavelength of this surface for photoelectric effect is -

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 irradiated with monochromatic light wavelength lambda , the stopping potential for photoelectric current is 3 V_(0) . When the same surface is irradiated with light of wavelength 2 lambda , the stopping potential is V_(0) The threshold wavelength for the given surface is

When a metallic surface is illuminated by a monochromatic light of lamda the stopping potential for photoelectric current is 4V_(0) when the same surface is illuminated by light of wavelength 3 lamda the stopping potential is V_(0) The threshold wavelength for this surface for photoelectric effect is -

When monochromatic light of wavelength lambda is incident on a metallic surface the stopping potential for photoelectric current is 3V_(0) when same surface is illuminated with light of waelength 2lambda the stopping potential is V_(0) The threshold wavelength for this surface when photoelectric effect takes place is

When a piece of metal is illuminated by monochromatic light of wavelength lambda then the stopping potential for photoelectric current is 2.5 V_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 photoelctric emission.