Home Back

KEAM 2019 Physics and Chemistry Paper

© examsiri.com
Question : 31 of 120
 
Marks: +1, -0
A monochromatic light of frequency v =
1
6.63
⋅1016 Hz is produced by a laser. The power emitted is P = 10‌–2 W. The average number of photos per second emitted by the source is
Validate
Go to Question:
Prev Question
Next Question