AP EAMCET Engineering 2011 Solved Paper

Section: Physics

Question : 1 of 160

Marks: +1, -0

Two photons of energy 2.5eV and 3.5eV fall on a metal surface of work function 1.5eV . The ratio of the maximum velocities of the photoelectrons emitted from the metal surface is

1:4
2:1
1:2
1:√2

Validate

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