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capacitor |
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capacitorDevice for storing electric charge, used in electronic circuits; it consists of two or more metal plates separated by an insulating layer called a dielectric (see capacitance). Its capacitance is the ratio of the charge stored on either plate to the potential difference between the plates. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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At the same time, the company hopes to enter the energy devices industry, including the product development of electrochemical capacitors that covers farad-order or higher Using a combination of a 1 pF cross capacitor that has negligible frequency dependence due to electrode surface films and a 10 pF nitrogen dielectric capacitor with a very small residual inductance as references, NIST staff have measured the frequency dependence of two 10 pF transportable fused-silica capacitors from 50 Hz to 20 kHz. Incorporated into circuits that handle changing voltages and currents, capacitors can shape, filter, shunt aside, or block electrical signals. |
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