APFIVE Conservation Of Energy In An Electric Field
An electron with initial kinetic energy of 2.5 eV enters a region with a uniform electric field. If the electron gains 4.0 eV of potential energy as it moves through this region, what is its final kinetic energy?
A
0.5 eV
B
1.5 eV
C
-1.5 eV
D
6.5 eV
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