AP EAPCET 08-Jul-2022 Shift 2 Paper

Section: Physics

Question : 116 of 160

Marks: +1, -0

A metal has work function 2.5eV. If a radiation of frequency 3.2×1015Hz is incident on this metal surface, then the maximum kinetic energy of ejected photo electrons is (Plank's constant, h=6.6×10−34J−s )

9.5eV
2.5eV
10.7eV
12.6eV

Validate

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