A dielectric slab of Teflon ( K=2.1 39- )is inserted between the plates of a parallel-plate capacitor with a plate separation 0.03 cm and plate area 2.3 cm .What is the new capacitance? A) 142 nF B) 14.2 pF O ) 1.42 µF D) 6.8 pF E) 1.42 nF

A dielectric slab of Teflon ( K=2.1 39- )is inserted between the plates of a parallel-plate capacitor with a plate separation 0.03 cm and plate area 2.3 cm .What is the new capacitance? A) 142 nF B) 14.2 pF O ) 1.42 µF D) 6.8 pF E) 1.42 nF

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

A dielectric slab of Teflon (
K=2.1
) is inserted between the plates of a parallel-plate capacitor with a plate separation 0.03 cm and plate area
2.3 cm?
39-
.What is the new capacitance?
A) 142 nF
B) 14.2 pF
) 1.42 µF
D) 6.8 pF
E) 1.42 nF

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