Home
Class 12
PHYSICS
The number of photo-electrons emitted fo...

The number of photo-electrons emitted for light of a frequency `upsilon` (higher than the threshold frequency `upsilon_(0)`) is proportional to

A

Threshold frequency `(v_(0))`

B

Intensity of light

C

Frequency of light (v)

D

`v-v_(0)`

Text Solution

Verified by Experts

Photoelectric current `propto` Intensity of incident light
Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER 3 (SOLVED)

    FULL MARKS|Exercise PART- II|9 Videos

  • SAMPLE PAPER 3 (SOLVED)

    FULL MARKS|Exercise PART- III|9 Videos

  • SAMPLE PAPER -4 (SOLVED)

    FULL MARKS|Exercise PART-IV|10 Videos

  • SAMPLE PAPER 9

    FULL MARKS|Exercise PART-IV|10 Videos

Similar Questions

Explore conceptually related problems

The value of stopping potential when the frequency of light is equal to the threshold frequency is

Light frequency v falls on material of threshold frequency v_(0) , the maximum K.E. of emitted electron is proportional to

At the threshold frequency, the velocity of the electrons is :

The lines having frequencies higher than the incident frequency is called ___________ lines.

What happens if intensity of light is increased, when the frequency is less than threshold value?

When a light of frequency 9 xx 10^(14) Hz is incident on a metal surface, photoelectrons are emitted with a maximum speed of 8 xx 10^(5) ms^(-1) . Determine the threshold frequency of the surface.

Photoelectric effect supports quantum nature of light because (a) there is a minimum frequency of light below which no photo electrons are emitted (b) the maximum kinetic energy of photo electrons depends only on the frequency of light and not on its intensity (c ) even when the metal surface is faintly illuminated, the photo electrons leave the surface immediately (d) electric charge of the photo electrons is quantised