1. Two concentric metal sphere form a capacitor; the spheres are insulated from eachother by mica having a dielectric constant of 6.0 and dielectric strength of 200 X 10V/m. (a) Determine the capacitor value in terms of a (inner radius), b (outer radius), andE showing all your work. (b) What is the capacitor value if a = 5 cm and b= 5.5 cm.Assume the metal spheres have negligible thickness. (c) What voltage will need to beapplied to cause breakdown between the inner and outer sphere?%3D

Given data Dielectric constant=6 Dielectric strength=200×106 V/m a=5.cm b=5.5cm

sphere form a capacitor; the spheres are insulated from each other by mica having a dielectric constant of 6.0 and dielectric strength of 200 X 10° V/m. (a) Determine the capacitor value in terms of a (inner radius), b (outer radius), ane E showing all your work. (b) What is the capacitor value if a 5 cm and b Assume the metal spheres have negligible thickness. (c) What voltage will need to be applied to cause breakdown between the inner and outer sphere? 5.5 cm. %3D %3D

sphere form a capacitor; the spheres are insulated from each other by mica having a dielectric constant of 6.0 and dielectric strength of 200 X 10° V/m. (a) Determine the capacitor value in terms of a (inner radius), b (outer radius), ane E showing all your work. (b) What is the capacitor value if a 5 cm and b Assume the metal spheres have negligible thickness. (c) What voltage will need to be applied to cause breakdown between the inner and outer sphere? 5.5 cm. %3D %3D

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter19: Capacitors

Section: Chapter Questions

Problem 3RQ: A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted...

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Concept explainers

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

Question

1. Two concentric metal sphere form a capacitor; the spheres are insulated from each
other by mica having a dielectric constant of 6.0 and dielectric strength of 200 X 10
V/m. (a) Determine the capacitor value in terms of a (inner radius), b (outer radius), and
E showing all your work. (b) What is the capacitor value if a = 5 cm and b= 5.5 cm.
Assume the metal spheres have negligible thickness. (c) What voltage will need to be
applied to cause breakdown between the inner and outer sphere?
%3D

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