The threshold frequency of a metal is f₀. Light of frequency 2f₀ produces photoelectrons with maximum speed v₁, while light of frequency 5f₀ produces maximum speed v₂. The ratio v₁/v₂ is:
Physics · Photoelectric effect and dual nature · Photoelectric Effect & Einstein's Equation
The threshold frequency of a metal is f₀. Light of frequency 2f₀ produces photoelectrons with maximum speed v₁, while light of frequency 5f₀ produces maximum speed v₂. The ratio v₁/v₂ is:
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