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An electron with initial speed of 0.5c is brought to rest by an electric field. (c...

An electron with initial speed of 0.5c is brought to rest by an electric field. (c is the speed of light in a vacuum). A. Did the electron move into a region of higher potential or lower potential? B. What is the initial kinetic energy of the electron in J? C. What is the initial kinetic energy of the electron in eV? D. What is the potential difference that stopped the electron?

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PAGE DATE andtis having 2 1 X 9.1% 10.31 x (o·ら)2 x 9 x 1016 드 10:23 X10_.J 6.32e V re

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