$-9\mathrm{.}0C$ charge.

$($a$)$ What are the magnitude and direction of the net force on the third spider $(S_3)?$

magnitude

N

direction

$$ counterclockwise from the $+x-$axis

$($b$)$ Suppose the third spider $(S_3)$ moves to the origin. Would the net force on the third spider $(S_3)$ be greater than, less than, or equal to the magnitude found in part $($a$)?$

greater than in part $($a$)$

less than in part $($a$)$

equal to the part $($a$)$

$($c$)$ What are the magnitude and direction of the net force on the third spider $(S_3)$ when it is resting at the origin?

magnitude

$N$

direction

counterclockwise from the $+x-$axis