Home
Class 11
CHEMISTRY
If lamda(0) and lamda be the threshold w...

If `lamda_(0)` and `lamda` be the threshold wavelength and the wavelength of incident light, the speed of photo-electrons ejected from the metal surface is:

A

`sqrt((2h)/(m)(lamda_(0)-lamda))`

B

`sqrt((2hc)/(m)(lamda_(0)-lamda))`

C

`sqrt((2hc)/(m)((lamda_(0)-lamda)/(lamdalamda_(0)))`

D

`sqrt((2h)/(m)((1)/lamda_(0)-(1)/lamda)`

लिखित उत्तर

Verified by Experts

The correct Answer is:
C
Promotional Banner