# Find the final speed of an electron

Find the final speed of an electron, starting from rest, passing between two parallel plates with a potential difference of 5000V.

m=9.1*10^-31kg
q=1.6*10^-19C

v=sqr root of [2(1.6*10^-19)(5000)]/9.1*10^-31 = 4.2*10^7 m/s

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