Electric charge is distributed along an arc located in the

Electric charge is distributed along an arc located in the xây plane and defined by r = 2 cm and 0 <>< ??4.=”” if=”” ?l=”” _=”” 5=”” (Âľc/m),=”” find=”” e=”” at=”” (0,=”” 0,=”” z)=”” and=”” then=”” evaluate=”” it=”” at=””>
(a) The origin,
(b) z = 5 cm, and
(c) z = -5 cm.