Answers: 1
.
is moving through an electric field 
, the net force (
) on the charge is
) by the particle is
.![W &=& \int\limits^7_0 {q\dfrac{A_{0}}{x^{1/2}}} \, dx \\&=& qA_{0} \int\limits^7_0 {x^{-1/2}} \, dx \\&=& 2qA_{0}[x^{1/2}]_{0}^{7}\\&=& 5.29 qA_{0}](/tpl/images/0582/3576/5b41e.png)
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