The photoelectric work function for a metal surface is 4.125 eV

PHYSICS · Single correct · CBSE · Physics · Dual Nature of Radiation and Matter · Dual Nature of Radiation and Matter

Problem

The photoelectric work function for a metal surface is 4.125 eV. The cut of wavelength for this surface is : (1) 3011 Å (2) 2062.5 Å (3) 4125 Å (4) 6000 Å

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