A disk of radius r= 70 cm has a uniform surface charge density o= 98.9 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. = 9x10° N m2/C? Select one: O A. 2.20 O B. 6.77 OC.1.70 OD. 3.39 OE 7.35

A disk of radius r= 70 cm has a uniform surface charge density o= 98.9 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. = 9x10° N m2/C? Select one: O A. 2.20 O B. 6.77 OC.1.70 OD. 3.39 OE 7.35

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter6: Gauss's Law

Section: Chapter Questions

Problem 70P: A point charge q=5.01012 C is placed at the center of a spherical conducting shell of inner radius...

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