2.51 The work function for caesium atom is 1.9 eV. Calculate (a) the threshold wavelength
Given the work function for the Caesium atom is .
i.e., Or
As
Therefore, the threshold wavelength is 6.53× 10-7 m.
CBSE Board exams twice a year from 2025, no plan for semesters: MoE
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
Create Your Account
To keep connected with us please login with your personal information by phone
Dont't have an account? Register Now