A metal surface illuminated by wavelength λ has stopping potential V₀. When illuminated by wavelength 2λ, the stopping potential becomes V₀/4. The threshold wavelength is:
Physics · Photoelectric effect and dual nature · Photoelectric Effect & Einstein's Equation
A metal surface illuminated by wavelength λ has stopping potential V₀. When illuminated by wavelength 2λ, the stopping potential becomes V₀/4. The threshold wavelength is:
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