Threshold frequency of zinc is 9.7x1015 s-1. When an

Last updated: 7/30/2022

Threshold frequency of zinc is 9.7x1015 s-1. When an electromagnetic radiation falls on the zinc surface, it emits electrons with the energy of 1.85x10-18 J. What is the frequency of the radiation? 1.25x10¹6 S-¹ 9.7x10¹5 S-¹ 1.85x1018 S-1 7.85x1015 S-1