When A Metallic Surface Is Illuminated With Radiation Of Wavelength ?, The Stopping Potential Is V. If The Same Surface Is Illuminated With
Harshit Shrivastav
4 Years Ago
When a metallic surface is illuminated with radiation of wavelength λ, the stopping potential is V. If the same surface is illuminated with radiation of wavelength 2 λ, the stopping potential is 4/V. The threshold wavelength for the metallic surface is
(A) 5/2 λ
(B) 3 λ
(C) 4 λ
(D) 5 λ
asked Jul 10 12:00:00 AM
Harshit Shrivastav
Q: 617
A: 111
