(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

In Lenard's experiment to determine e/m for photoelectrons, he puts forwards this equation

mv^{2}/2 = eV,

where e is the charge, m is the mass of photoelectron, and V is the potential applied.

Why the kinetic energy equation is equated to eV? Thanks in advance

2. Relevant equations

3. The attempt at a solution

1. The problem statement, all variables and given/known data

2. Relevant equations

3. The attempt at a solution

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# Photoelectric current equation

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