A 7.32 µF capacitor is charged with a 95.8 V battery. Now the battery is disconnected, and the capacitor is connected in series to, a 8.68 mH resistanceless coil, a 19.4 Q resistor and an open switch. At t = 0, the switch is closed. Find the energy, in µJ, stored in the capacitor at t = 0.708 ms. HINT : Is this circuit over, under or critically damped?
A 7.32 µF capacitor is charged with a 95.8 V battery. Now the battery is disconnected, and the capacitor is connected in series to, a 8.68 mH resistanceless coil, a 19.4 Q resistor and an open switch. At t = 0, the switch is closed. Find the energy, in µJ, stored in the capacitor at t = 0.708 ms. HINT : Is this circuit over, under or critically damped?
Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter21: Resistive-capacitive Series Circuits
Section: Chapter Questions
Problem 6RQ: A 15-F AC capacitor is connected in series with a 50 resistor. The capacitor has a voltage rating...
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Step 1
Given: A charged capacitor is connected in series with a resistor and an inductor at t = 0 as shown in figure below:
Step 2
Order of the circuit is two, with characteristic equation roots given as .
Here,
Substituting the values,
, we have the overdamped case.
The voltage across capacitor after time t = 0, has a form
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