InterviewSolution
Saved Bookmarks
| 1. |
A photocell is illuminated by a small bright source placed 1 m away. When the same source of light is placed 12m away, the number of electrons emitted by photo cathode would |
|
Answer» A photocell is illuminated by a small bright source placed 1 m away. When the same source of light is placed 12m away, the number of electrons emitted by photo cathode would |
|