A disk of radius r= 70 cm has a uniform surface charge density o= 724 nC. Calculate the electric field (in units of kN/C) at point P that lies along the central perpendicular axis of the disk and a distance 30 cm from the center of the disk use k = 9 10 N m/c? Select one: OA 4.96 OB.5.38 OC 1.61 OD. 248 OE 124

A disk of radius r= 70 cm has a uniform surface charge density o= 724 nC. Calculate the electric field (in units of kN/C) at point P that lies along the central perpendicular axis of the disk and a distance 30 cm from the center of the disk use k = 9 10 N m/c? Select one: OA 4.96 OB.5.38 OC 1.61 OD. 248 OE 124

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter25: Gauss’s Law

Section: Chapter Questions

Problem 63PQ

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