A series RC circuit consists of a resistor, a capacitor that is initially uncharged, a battery, and a switch that is initially open. The battery has negligible internal resistance and an emf of 20.00 V. When the switch is closed, it takes 10.00 seconds for the capacitor voltage reach 2.00 volts. & C (a) What is the time constant for the circuit? S (b) How much additional time (additional to the 10.00 s) does it take for the capacitor voltage to reach 4.00 V?

A series RC circuit consists of a resistor, a capacitor that is initially uncharged, a battery, and a switch that is initially open. The battery has negligible internal resistance and an emf of 20.00 V. When the switch is closed, it takes 10.00 seconds for the capacitor voltage reach 2.00 volts. & C (a) What is the time constant for the circuit? S (b) How much additional time (additional to the 10.00 s) does it take for the capacitor voltage to reach 4.00 V?

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter28: Direct-current Circuits

Section: Chapter Questions

Problem 28.67AP

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