Question:
When light of wavelength is incident oneg surface the
Last updated: 6/25/2023
![When light of wavelength is incident oneg surface the](https://media.kunduz.com/media/sug-question-candidate/20210709154809821879-2305126.jpg?h=512)
When light of wavelength is incident oneg surface the kinetic energy of photoelectron is E To increase the KE of the electron to 2E the incident wavelength must be hch 1 EX hc 3 2 2 4 hc E hc KIN 2