AP EAMCET Engineering 2012 Solved Paper

Section: Chemistry

Question : 54 of 160

Marks: +1, -0

In photoelectric effect, if the energy required to overcome the attractive forces on the electron, (work functions) of Li, Na and Rb are 2.41eV, 2.30eV and 2.09eV respectively, the work function of 'K' could approximately be in eV

2.52
2.20
2.35
2.01

Validate

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