## Question

###### Graph of the electric field E(x) in some region is shown in the drawing to the right, and described bykeQ 3RZ E = keQ0 <r < RR <r(Don t worry about what charge distribution is causing this field )Write an equation for the potential V (r) using the reference V (0) = 0. Your function will be different forr < R and r you Il need t0 use curly brace to separate the tWO cases_ Hints: Be careful with your constants. Also, graph ofV(r) may help You to organize your thoughts and keep your sig

graph of the electric field E(x) in some region is shown in the drawing to the right, and described by keQ 3RZ E = keQ 0 <r < R R <r (Don t worry about what charge distribution is causing this field ) Write an equation for the potential V (r) using the reference V (0) = 0. Your function will be different forr < R and r you Il need t0 use curly brace to separate the tWO cases_ Hints: Be careful with your constants. Also, graph ofV(r) may help You to organize your thoughts and keep your signs straight.

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