In a photoelectric experiment set up, photons of energy `5 eV` falls on the cathode having work function `3 eV` (a) if the saturation current is ` i= 4 mu A` for intensity `10^(-5) W//m^(2)`, then plot a graph between anode potential and current (b) Also draw a graph for intensity of incident radiation `2 xx 10^(-5) W//m^(2)`

In a photon electric experiment set upm , photons of energy 5 eV falls on the cathode having work function 3 eV (a) if the seturation current is i= 4 mu A for intensity 10^(-5) W//m^(2) , then plot a graph between anode potential and current (b) Also draw a graph for intensity of incident radiation 2 xx 10^(-5) W//m^(2)

A photon energy 3.4 eV is incident on a metal having work function 2 eV . The maximum K.E. of photoelectrons is equal to

In a photoelectric effect experiment, photons of energy 5 eV are incident on the photocathode of work function 3eV . For photon intensity I_(A)=10^(15)m^(-2)s^(-1) , saturation current of 4.0 mu A is obtained. Sketch the variation of photocurrent i_(p) against the anode voltage V_(a) in the figure below for photon intensity I_(A) ( curve A ) and I_(B)=2xx10^(15)m^(-2)s^(-1) (curve B ) ( in JEE graph was to be drawn in the answer sheet itself.)

Photons of energy 1.5 eV and 2.5 eV are incident on a metal surface of work function 0.5 eV. What is the ratio of the maximum kinetic energy of the photoelectrons ?

Two differenct photons of energies, 1 eV and 2.5 eV, fall on two identical metal plates having work function 0.5 eV, Then the ratio of maximum KE of the electrons emitted from the two surface is -

The radiations of 1 eV and 2.5 eV are incident on a metal having a work function of 0.5 eV . The ratio of their maximum velocities is

In a photoelectric effect experiment , photons of energy 5 eV are incident on metal surface . They liberate electrons which are just stopped by an electrode at a potential of 3.5 V with respect to metal . The work function of the metal surface in eV is :

In a photoelectric experiment the relation between applied potential difference between cathode and anode V and the photoelectric current cathode and anode V and the photoelectric current l and was found to be shown in graph below. If planck's constant h=6.6xx10^(-34) Js, the frequency of incident radiation would e nearly (in s^(-1) )

Two photons, each of energy 2.5 eV are simultaneously incident on the metal surface. If the work function of the metal is 4.5 eV, then from the surface of metal

In a photoelectric effect experiment, photons of energy 5eV are incident on a metal surface They liberate photoelectron which are just stopped by an electrode at a potential of -3.5V with respect to the metal. The work fuction of the metal is