Dual Nature of Matter and Radiation Part 1

Section: Physics

Question : 86 of 100

Marks: +1, -0

The surface of a metal is illuminated with the light of 400‌nm. The kinetic energy of the ejected photoelectrons was found to be 1.68‌eV. The work function of the metal is :
(hc=1240‌eV.nm)

[AIEEE 2009]

1.41 eV
1.51 eV
1.68 eV
3.09 eV

Validate

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