Q

# The work function of caesium metal is 2.14 eV. When light of frequency 6 * 10^14 Hz is incident on the metal surface, photoemission of electrons occurs. What is the (b) Stopping potential

Q: 11.2 (b) The work function of caesium metal is $\dpi{100} 2.14\hspace{1mm}eV$ When light of frequency $\dpi{100} 6\times 10^1^4\hspace{1mm}Hz$  is incident on the metal surface, photoemission of electrons occurs. What is the stopping potential