A small particle has charge $-2\mathrm{.}00$ CC and mass $2\mathrm{.}70104$ kgkg$.$ It moves from point AA$,$ where the electric potential is VAVA $=+100$ VV$,$ to point BB$,$ where the electric potential VBVB $=+700$ VV$.$ The electric force is the only force acting on the particle. The particle has a speed of $3\mathrm{.}30$ m$/$sm$/$s at point AA