VITEEE 2012 Paper

Section: Physics
© examsiri.com
Question : 2 of 120
 
Marks: +1, -0
The threshold frequency for a photo-sensitine metal is 3.3 x 1014 Hz. If light of frequency 8.2 x 1014 Hz is incident on this metal, the cut-off voltage for the photo-electric emission is nearly
Go to Question: