Light of wavelength `0.6 mum `from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is 0.5 V. With wavelength `0.4 mum` from a sodium lamp, the stopping potential is 1.5 V. With this data , the value of h/e is

Light of wavelength 0.6mum from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is 0.5V. With light of wavelength 0.4mum from a murcury vapor lamp, the stopping potential is 1.5V . Then, the work function [in electron volts] of the photocell surface is

Light of wavelength 0.6mum from a sodium lamp falls on a photocell and causes the emission of photoelectrons for which the stopping potential is 0.5V. With light of wavelength 0.4mum from a murcury vapor lamp, the stopping potential is 1.5V . Then, the work function [in electron volts] of the photocell surface is

The work function of Cs is 2.14 ev find the wavelength of the incident light if the stopping potential is 0.6 V.

When incident wavelength is lamda , stopping potential is 3V_0 . If incident wavelength is 2 lamda then stopping potential is V_0 . Find out threshold wavelength in terms of lamda .

When light of wavelength lambda is incident on photosensitive surface, the stopping potential is V. When light of wavelength 3lambda is incident on same surface, the stopping potential is V/6 Threshold wavelength for the surface is

When light of wavelength lambda is incident on photosensitive surface, the stopping potential is V. When light of wavelength 3lambda is incident on same surface, the stopping potential is V/6 Thereshould wave length for the surface is

When light of wavelength lambda is incident on photosensitive surface, the stopping potential is V. When light of wavelength 3lambda is incident on same surface, the stopping potential is V/6 Thereshould wave length for the surface is