Energy example

Through how many volts will a proton have to be accelerated if it is to reach a million miles per hour? DV = ?

qproton = 1.6 x 10-19 Coul

mproton = 1.67 x 10-27 kg

vi = 0 m/s

vf = 1 x 106 mph * (1 m/s / 2.24 mph) = 4.46x105 m/s .

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