AP EAMCET Medical 23 Sep 2020 Shift 2 Paper

Question : 87 of 160

Marks: +1, -0

W hen a light of wavelength 300 nm falls on a photoelectric emitter, photoelectrons are liberated. For another emitter, a light of wavelength 600 nm is sufficient for creating photoemission. What is the ratio of the work functions of the two emitters?