A monochromatic source of lightis placed at a large distance d From a metal surface. Photoelectrons are ejected at rate n, the kinetic energy being E. If the source is brought nearer to distance `(d)/(2)`, the rate and kinetic energy per photoelectron become nearly

A monochromatic source of light is placed at a distance d from a metal surface photoelectrons are ejected at n, kinetic energy being E. If the source is brought nearer to distance d/2 . The rate and kinetic energy per photo electron becomes nearly

A monochromatic source of light is placed at a distance d from metal plate. The photoelectrons are ejected at a rate of n per second, and with maximum kinetic energy E . If the source is carried away from a distance d to a distance 3 d , then the rate of emission and the maximum kinetic energy of the photoelectron emitted will become nearly

Work function of aluminium plate is phi when radiation of hf energy is incident on metal surface photoelectron of kinetic energy K is emitted .Now if frequency of radiation is made double,kinetic energy of photoelectron will become…..

A beam of light of wavelength lambda and with illumination L falls on a clean surface of sodium . If N photoelectrons are emitted each with kinetic energy E , then

For a monochromatic light incident on a metal surface, the stopping potential is V. Then the kinetic energy of the fastest photoelectrons emitted from that surface is

A monochromatic light of frequency is incident on a metal surface and ejects photoelectrons. The photoelectrons having maximum kinetic energy are just able to ionise a hypothetical atom in ground state. The energy levels of hypothetical one-electron atom' are given by E_(n)=-(29)/(n^(2)) eV , where n = 1,2,3.....When whole experiment is repeated with an incident light of frequency v//2 , the photoelectrons with maximum kinetic energy are just able to ionise hydrogen atom in ground state. Calculate the work function of the metal

In I experiment , electromagnetic radiations of a certain frequency are irradiated on a metal surface ejecting photoelectrons having a certain value of maximum kinetic energy . However, in II experiment on doubling the frequency of incident electromagnetic radiations the maximum kinetic energy of ejected photoelectrons becomes three times. What percentage of incident energy is converted into maximum kinetic energy of photoelectrons in II experiment ?

Stopping potential for a monochromatic light of a metal surface is 4V. What is the maximum kinetic energy of photoelectron