Red blood cells can be modeled as spheres of 7.03 µm diameter with -2.55 × 10¬12 C excess charge uniformly distributed over the surface. Find the electric field at the following locations, with radially outward defined as the positive direction and radially inward defined as the negative direction. The permittivity of free space eo is 8.85 x 10-12 C/ (V-m). What is the electric field Éj inside the cell at a distance of 3.25 µm from the center?

Red blood cells can be modeled as spheres of 7.03 µm diameter with -2.55 × 10¬12 C excess charge uniformly distributed over the surface. Find the electric field at the following locations, with radially outward defined as the positive direction and radially inward defined as the negative direction. The permittivity of free space eo is 8.85 x 10-12 C/ (V-m). What is the electric field Éj inside the cell at a distance of 3.25 µm from the center?

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter19: Electric Forces And Electric Fields

Section: Chapter Questions

Problem 63P

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

Red blood cells can be modeled as spheres of 7.03 µm diameter with -2.55 × 10-12 C excess charge uniformly distributed
over the surface. Find the electric field at the following locations, with radially outward defined as the positive direction and
radially inward defined as the negative direction. The permittivity of free space eo is 8.85 × 10-12 C/(V-m).
What is the electric field Éj inside the cell at a distance of 3.25 µm from the center?

What is the electric field É2 just inside the surface of the cell?
V/m
E2
=

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