When a metal plate is exposed to a monochromatic beam of light of wavelength 400nm, a negative potential of 1.1 V is needed to stop the photocurrent . Find the threshold wavelength for the metal.

Light of wavelength 450 nm in incident on a metal , and it is found that negative potential of 1 V is needed to stop the photocurrent completely. What is the threshold wavelength of the material ?

Light of wavelength 450 nm is incident on a metal , and it is found that negative potential of 1 V is needed to stop the photocurrent completely. What is the threshold wavelength of the material ?

When light of wavelength lambda is incident on a metal surface, stopping potential is found to be x. When light of wavelength n lambda is incident on the same metal surface, stopping potential is found to be (x)/(n+1) . Find the threshold wavelength of the metal.

When light of wavelength lambda is incident on a metal surface, stopping potential is found to be x. When light of wavelength n lambda is incident on the same metal surface, stopping potential is found to be (x)/(n+1) . Find the threshold wavelength of the metal.

When light of wavelength lambda is incident on a metal surface, stopping potential is found to be x. When light of wavelength nlambda is incident on the same metal surface, stopping potential is found to be (x)/(n+1) . Find the threshold wavelength of the metal.

When a metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential is 5 V_0 . When the same surface is illuminated with the light of wavelength 3lambda , the stopping potential is V_0 . Then, the work function of the metallic surface is

When a metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential is 5 V_0 . When the same surface is illuminated with the light of wavelength 3lambda , the stopping potential is V_0 . Then, the work function of the metallic surface is

When a metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential is 5 V_0 . When the same surface is illuminated with light of wavelength 3lambda , the stopping potential is V_0 . Then the work function of the metallic surface is:

When a metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential is 5 V_0 . When the same surface is illuminated with light of wavelength 3lambda , the stopping potential is V_0 . Then the work function of the metallic surface is:

When a metallic surface is illuminated with monochromatic light of wavelength lambda , the stopping potential is 5 V_0 . When the same surface is illuminated with light of wavelength 3lambda , the stopping potential is V_0 . If work function of the metallic surface is