181. In the figure below, in a uniform electric field $E = 10^{5}\ \dfrac{\text{N}}{\text{C}}$, a point charge $q = -5\ \mu\text{C}$ is moved along the shown path from point A to point B. In this transition, the electric potential energy of this charged particle changes by how many joules? (1) $+0.15$ (2) $-0.15$ (3) $+0.10$ (4) $-0.10$ [Figure: Uniform electric field $\vec{E}$ pointing right; path from A to B in a region 20 cm tall and 30 cm wide, with A located 5 cm from the bottom-left, B on the right side; horizontal displacement is 30 cm, vertical dimension shown as 20 cm and 5 cm.] %% Page 14 Physics122-DPage 13
\textbf{181.} In the figure below, in a uniform electric field $E = 10^{5}\ \dfrac{\text{N}}{\text{C}}$, a point charge $q = -5\ \mu\text{C}$ is moved along the shown path from point A to point B. In this transition, the electric potential energy of this charged particle changes by how many joules?
(1) $+0.15$
(2) $-0.15$
(3) $+0.10$
(4) $-0.10$
\textit{[Figure: Uniform electric field $\vec{E}$ pointing right; path from A to B in a region 20 cm tall and 30 cm wide, with A located 5 cm from the bottom-left, B on the right side; horizontal displacement is 30 cm, vertical dimension shown as 20 cm and 5 cm.]}
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