20) Each plate of an ideal air-filled parallel-plate capacitor has an area of 0.0010 m², and the separation of the plates is 0.050 mm. An electric field of 7.4 x 106 V/m is present between the plates. What is the capacitance of this capacitor? (eo=8.85 x 10-12 C2/N.m²) D) 240 pF A) 300 pF B) 360 pF C) 120 pF E) 180 pF

20) Each plate of an ideal air-filled parallel-plate capacitor has an area of 0.0010 m², and the separation of the plates is 0.050 mm. An electric field of 7.4 x 106 V/m is present between the plates. What is the capacitance of this capacitor? (eo=8.85 x 10-12 C2/N.m²) D) 240 pF A) 300 pF B) 360 pF C) 120 pF E) 180 pF

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter8: Capacitance

Section: Chapter Questions

Problem 83CP: A parallel-plate capacitor is filled with two dielectrics, as shown below. Show that the capacitance...

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An air-filled parallel-plate capacitor with capacitance C0 stores charge Q on plates separated by distance d. The potential difference across the plates is V0 and the energy stored is PEC,0. If the capacitor is disconnected from its voltage source and the space between the plates is then filled with a dielectric of constant = 2.00, evaluate the ratios (a) Cnew/C0, (b) Vnew/V0, and (c) PEC,new/PEC,0.
An air-filled parallel-plate capacitor with capacitance C0 stores charge Q on plates separated by distance d. The potential difference across the plates is V0 and the energy stored is PEC,0. If the capacitor is disconnected from its voltage source and the space between the plates is then filled with a dielectric of constant = 2.00, evaluate the ratios (a) Cnew/C0, (b) Vnew/V0, and (c) PEC,new/PEC,0.
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