When the light of frequency 
(where, 
is threshold frequency), is incident on a metal plate, the maximum velocity of electrons emitted is 
. When the frequency of the incident radiation is increased to 
, the maximum velocity of electrons emitted from the same plate is 
. The ratio of 
to 
is [NEET 2018]
Text Solution
Verified by ExpertsC
According to the Einstein's photoelectric equation,
…… .(i)
When incident frequency of light,
Substituting the value of v in Eq. (i), we get
… ..(ii)
If incident frequency of radiation,
Substituting the value of 
in Eq. (i), we get
……… (iii)
On dividing Eq. (ii) by Eq (iii), we get
Prepare Smarter with CGP Edu
Get practice questions, solutions, and test series in one place.
Write a Review
Share your experience with this question and solution.
Commentary
Send your comment, doubt, correction, or feedback to admin.
Similar Questions
Explore conceptually related problems