A silver ball is suspendend by a string in a vacuum chamber and ultraviolet light of
Channel: Doubtnut
Date: 16/08/2020

A silver ball is suspendend by a string in a vacuum chamber and ultraviolet light of wavelength 200 nm is directed at it. What electrical potential will the ball acquire as a result of it, if work function of silver is `4.7 eV` ? `[h=6.6xx10^(-34)` J-s and `c=3xx10^(8) m//sec]`