In a photoelectric phenomenon, the numbe...

In a photoelectric phenomenon, the number of photoelectrons emitted on

The intensity of incident radiation

The frequency of the incident radiation

The velocity of incident radiation

The work function of the photo cathode

Text Solution

Verified by Experts

The correct Answer is:

In a photoelectric phenomenon ,the intensity of incident raditation is responsible for the number of photoelectrons emitted.

Topper's Solved these Questions

CURRENT ELECTRICITY AND ALTERENATING CURRENT
SIA PUBLICATION|Exercise MCQ|57 Videos
EAMCET -2016 (TS)
SIA PUBLICATION|Exercise PHYSICS|7 Videos

Similar Questions

Explore conceptually related problems

In a photoelectric experiment ,the maximum velocity of photoelectrons emitted

In a photoelectric experiment, kinetic energy of photoelectrons was plotted aganist the frequency of incident radiation (v), as the shown in figure. Which of the following statements is correct?

A monochromatic light of wavelength lamda is incident on an isolated metallic sphere of radius a. The threshold wavelength is lamda_(0) , which is larger than lamda . Find the number of photoelectrons emitted before the emission of photo electrons stops.

When a certain metal was irradiated with light of frequency 40xx10^(16) s^(-1) , the photoelectrons emitted had four times kinetic energy as the kinetic energy of photoelectrons emitted when the same metal was irradiated with light of frequency 2.0 xx 10^(16) s^(-1) . the trhreshold frequency ( v_(0) ) of the metal in s^(-1) is

Two photons of energy 2.5 eV and 3.5 eV fall on a metal surface on work function 1.5 eV. The ratio of the maxium velocities of the photoelectrons emitted from the metal surface is

Photoelectric emission is observed from a metallic surface for frequencies v_(1) and v_(2) of the incident light (v_(1)gtv_(2)) .If the maximum values of kinetic energy of the photoelectrons emitted in the two cases are in the ratio 1:n, then the threshold frequency of the metallic surface is

Photoelectric emission is observed from a metallic surface for frequencies v_(1) and v_(2) of the incident light rays (v_(1)gtv_(2)) .If the maximum value of kinetic energy of the photoelectrons emitted in the two cases are in the ratio 1:k,then the threshold frequency of the metallic surface is

SIA PUBLICATION-DUAL NATURE OF RADIATION AND MATTER-MCQS

The energy of an X-ray photon of wavelength 1.65Å is (h=6.6xx10^(-34)J...
Text Solution
|
In a photoelectric experiment ,the maximum velocity of photoelectrons ...
Text Solution
|
The photoelectric work function of a metal surface is 2eV.When light o...
Text Solution
|
An the electron undeflected when passing perpen to mutually perpendicu...
Text Solution
|
An electron beam is allowed to pass normally through megnetic and elec...
Text Solution
|
In a photoelectric phenomenon, the number of photoelectrons emitted on
Text Solution
|
According to the Moseley's law, the frequency of a spectral line in X-...
Text Solution
|
The photoelectric work function for a metal surface is 4.125eV. The cu...
Text Solution
|
The threshold wavelength for a certain metal is 2000 Å. The work funct...
Text Solution
|
X-rays are a stream of
Text Solution
|
A beam of charged particles of charge q and a mass m are accelerated f...
Text Solution
|
Photon of energy 2.0 eV and wavelength lamdafall on a metal plate and ...
Text Solution
|
Photoelectric current can be increased by using
Text Solution
|
The speed of electrons in a cathode ray beam ,which remains undeflecte...
Text Solution
|
If Planck's constant is given as 6.4xx10^(-34)Jand electron charge is ...
Text Solution
|
Emission of electrons in photoelectric effect is possible if
Text Solution
|
A force is experienced by cathode rays when they pass through uniform ...
Text Solution
|
Photoelectrons are emitted from a metal surface when photons of energy...
Text Solution
|
Light of frequeny 1.5 times the threshold frequency , imcident on a ph...
Text Solution
|
In photoelectric the slope of the straight line graph between stopping...
Text Solution
|