JEE Mains 03-Sep-2020 Shift 1 Solved Paper

Section: Physics

Question : 3 of 75

Marks: +1, -0

When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum kinetic energy of the photoelectrons becomes three times larger. The work function of the metal is close to :

[3 Sep 2020 Shift 1]

0.61 eV
0.52 eV
0.81 eV
1.02 eV

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