A 10 µF capacitor is charged to 1000 V in a TV set. There is a 10 MΩ “bleeder resistor” wired in parallel with the capacitor to drain off charge when the power is shut off. What is the voltage (a) 10 seconds, (b) 100 seconds, and (c) 500 seconds after the power has been shut off?
A 10 µF capacitor is charged to 1000 V in a TV set. There is a 10...
A 100 µF capacitor that had been charged to 30 V is discharged
through a resistor. The figure shows the capacitor voltage as a
function of time.
What is the value of the resistance?
R= ?? O
I already tried 1.8 x 104 but that was not right.
A 100 muF capacitor that had been charged to 30 V is discharged through a resistor. The figure shows the capacitor voltage as a function of time.What is the value of the...
A 2.02-µF and a 4.24-µF capacitor are connected to a 55.8-V battery. What is the total charge supplied to the capacitors when they are wired in the following ways? (a) in parallel with each other and (b) in series with each other
A 1.15 μF capacitor, initially charged to 13.5 V , discharges when it is connected in series with a resistor. Part A What resistance is necessary to cause the capacitor to have only 37% of its initial charge 2.00 s after starting? (MΩ ) Part B What is the voltage across the capacitor at t = 5 τ if the capacitor is instead charged by the same battery through the same resistor? (v)
A 12 μF capacitor is charged using a 7.0 v battery. The battery is then removed and a 1.5 MΩ resistor is connected to the capacitor. How many seconds pass before the voltage across the resistor is 3.0 volts?
A 12 μF capacitor is charged using a 7.0 v battery. The battery is then removed and a 1.5 MΩ resistor is connected to the capacitor. How many seconds pass before the voltage across the resistor is 3.0 volts?
10. A 2.5 μF capacitor is charged to 250 V and then connected across a 1000 Ω resistor. The initial current just after the capacitor is connected to the resistor is a) 0 A c) 0.25 A b) 100 A d) infinity
Suppose after charging a 3.1 µF capacitor to 14 V, you connect it to another already charged capacitor of 6.2 µF and 5 V. What voltage will your voltmeter read across those two capacitors connected in parallel?
A 0.2 F capacitor has been charged to 10 V. At t = 0, it is connected to a resistor R and it begins to discharge. At t = 10 seconds, the charge on the capacitor is 1 Coulomb. What is the charge on the capacitor at t = 30 seconds?
-/10 points v A fully charged capacitor with a voltage of 120 V is discharged through a resistor. (a) What is the voltage across the capacitor at the end of three time constants? (b) At this time, what is the voltage across the resistor? Additional Materials Charge and Discharge of a Capacitor Appendix
A capacitor of capacitance C1 = 5µF is charged to a potential difference of 100 V. The terminals of the charged capacitorare then disconnected from the voltage source and connected to the terminals of an uncharged 2 µF capacitor (C2). (a) Compute the original charge on capacitor C1. (b) Compute the final potential difference across the two-capacitor system. (c) Compute the final energy of the system. (d) Compute the decrease in energy when the capacitors are connected.