A capacitor is made by sandwiching two thin sheets of aluminum between two layers of neoprene rubber and then rolled into a cylinder. Each of the sheets are 50 cm wide and 50 m long. The layers of rubber are 0.5 mm thick and have a dielectric constant of 6.7. (a) What is the permittivity of neoprene? (b) What is the capacitance of the capacitor? (c) If 12 volts are applied across the capacitor, what is the electric field between the sheets? (d) What is the charge density on the surface of the aluminum sheets? (e) How much energy is stored in the capacitor? olution: the sheets were kept flat instead of being rolled up, we would have a flat-plat ® Java Update Available x de of

A capacitor is made by sandwiching two thin sheets of aluminum between two layers of neoprene rubber and then rolled into a cylinder. Each of the sheets are 50 cm wide and 50 m long. The layers of rubber are 0.5 mm thick and have a dielectric constant of 6.7. (a) What is the permittivity of neoprene? (b) What is the capacitance of the capacitor? (c) If 12 volts are applied across the capacitor, what is the electric field between the sheets? (d) What is the charge density on the surface of the aluminum sheets? (e) How much energy is stored in the capacitor? olution: the sheets were kept flat instead of being rolled up, we would have a flat-plat ® Java Update Available x de of

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter16: Electrical Energy And Capacitance

Section: Chapter Questions

Problem 56P: A parallel-plate capacitor has plates of area A = 7.00 102 m2 separated by distance d = 2.00 104...

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