- #1
anhnha
- 181
- 1
Hi,
Can you explain why the light increases when Prof. Lewin touch the
end of the tube with his finger?
He explained it but I am not quite understand it.
The video is here at 45:40 : http://www.youtube.com/watch?v=ldJhMDuOGxY
Can you explain why the light increases when Prof. Lewin touch the
end of the tube with his finger?
He explained it but I am not quite understand it.
The video is here at 45:40 : http://www.youtube.com/watch?v=ldJhMDuOGxY