An electron is released from rest at the negative plate of a parallel-plate capacitor. If the distance across the plate is 2.0 mm and the potential difference across the plate is 6.0 V, with what velocity does the electron hit the positive plate? (me = 9.1 × 10^?31 kg, e = 1.6 × 10^?19 C)
a. 2.1E+5 m/s
b. 1.5E+12 m/s
c. 5.3E+5 m/s
d. 1.5E+6 m/s
e. 2.1E+6 m/s
d
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