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Agraph of thex component of the electric field in a function of a ina region of space is shown in the figure, The scale of the vertical gawdy is set by En - 20.0 N/C. They and s components of the electeke field are anru in this region. If the electric potential at the uriplis 18 v. (a) what is the electric potential at y - 2.0 m, (b) what is the greatest positive value of the electric potential for points on the rawis for which Dees an & Den and fel for what value of x is the electric potential zero? LING (a) Number Limits 16) Number Units Humber DutyIn the figure what is the net electric potential at point Pdue to the four particks if V . Dat Infinity, q - 7.51 1, andd -523 cmi Nuinter