Kinetic Energy of Electron during the Photoelectric Effect Calculator

The Kinetic Energy of Electron during the Photoelectric Effect Calculator will calculate the:

  1. Kinetic energy of an electron extracted from metal during the photoelectric effect

Calculation Parameters: Medium of propagation is assumed as vacuum

Kinetic Energy of Electron during the Photoelectric Effect Calculator
Kinetic Energy of Electron during the Photoelectric Effect Calculator Results (detailed calculations and formula below)
The speed of electron (v) is m/s [metre per second]
Speed of electron (v) calculation
v = √2 ∙ (h ∙ f - Φ)/m
v = √2 ∙ ( - )/
v = √2 ∙ /
v = √/
v = √
v =
Kinetic Photoelectric Effect Calculator Input Values
Frequency of incident photon (f) Hz
Work function of metal (Φ) J
Planck's constant (h) J · s
Mass of electron (m) kg
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Discover Physics with free Physics Revision Notes and Physics Calculator: Kinetic Photoelectric Effect. This image shows the properties and kinetic photoelectric effect formula for the Kinetic Photoelectric Effect. The Kinetic Energy of Electron during the Photoelectric Effect Calculator will calculate the Kinetic energy of an electron extracted from metal during the photoelectric effect

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Speed of electron (v) Formula and Calculation

v = √2 ∙ (h ∙ f - Φ)/m

This formula derives from Einstein's Equation of photoelectric effect

h ∙ f = Φ + m ∙ v2/2

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