TS EAMCET 19-July-2022 Shift 1 Solved Paper

Section: Physics

Question : 114 of 160

Marks: +1, -0

Light strikes a metal surface causing photoelectric emission. The wavelength of incident light is 248nm. If the stopping potential for the ejected electrons is 2.8eV, then the work function of the metal is
(Take hc =1240eV.nm)

5.2eV
4.4eV
3.8eV
2.2eV

Validate

Go to Question:

Prev Question

Next Question