AP EAMCET Engineering 22 Apr 2019 Shift 2 Paper

Section: Physics

Question : 116 of 160

Marks: +1, -0

All electrons ejected from a metal surface by the incident light of wavelength 200 mil can be stopped before travelling 1 in in the direction of uniform electric field of 4 NC−1. The work function of the metal surface is

2 eV
2.2 eV
4 eV
6.2 eV

Validate

Go to Question:

Prev Question

Next Question