7)How long does it take (in sec) to charge a 127 uF capacitor to 1.2 V in an RC circuit with a 29 V battery and R = 9.6 kOhm ?
8) A 3427 nF capacitor charged to 10 V is connected to a 723 Ohm resistor. How long (in seconds) does it take to lose half of its stored charge?
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7)How long does it take (in sec) to charge a 127 uF capacitor to 1.2 V...
You have a 2.0-uF capacitor and a 9.0-V battery: 2a. If initially uncharged, how long does it take to charge the capacitor to 80% of its maximum voltage through a 1.5-M2 resistor? Assume its maximum voltage is the same as the battery. 2b. If initially fully charged, how long would it take to discharge the capacitor to 30% of its maximum voltage through a 2.4-MΩ resistor?
In the circuit below, E = 11 V, R1 = 5.6 kOhm, R2 = 1.2 kOhm , C = 60 uF Initially the capacitor is fully charged. At t = 0 the switch moves to position B. How long does it take for the capacitor to reach 300 mV?
(30 points) 4) A 10.0-uF capacitor is charged though a 50,000-2 resistor. (a)How long does it take the capacitor to reach 50% of full charge? (b) If the same capacitor is discharged through the same resistor, how long does it take the capacitor to reach 20 % of full charge?
A defibrillator with a 910 V battery charges a 260 uF capacitor through an 845 ohms resistor. How long does it take for the capacitor to charge to 770 V?
An RC circuit consists of a 5 uF capacitor, an 80,000 ohm resistor, and a 12-V battery. The switch is closed at t=0. a) Find the time constant of the circuit. b) Find the time to reach 90% of the maximum charge across the capacitor.
A 14.0-HF capacitor is charged to a potential of 45.0 V and then discharged through a 180-2 resistor. (a) How long does it take the capacitor to lose half of its charge? ms (b) How long does it take the capacitor to lose half of its stored energy? ms
A 4.0-uF parallel-plate capacitor is charged to 6.0-volts. A series RC circuit is then formed using this capacitor, a 3.0-MS resistor, and a 12-V battery. After making the connection to the battery, how much time will it take for the capacitor reach 9.0 volts between its plates? Enter your answer in seconds to 2 sig fig without a unit.
6. [4] A 60 uF capacitor is charged to 20.0 V. (a) How much charge is stored in the capacitor? (b) How much total energy is stored in the capacitor?
(a) A 2.00-uF capacitor is connected to a 9.00-V battery. How much energy is stored in the capacitor? (b) Had the capacitor been connected to a 6.00-V battery, how much energy would have been stored?
A parallel-plate capacitor has capacitance 7.50 uF. (a) How much energy is stored in the capacitor if it is connected to a 19.00-V battery? ա․ (b) If the battery is disconnected and the distance between the charged plates doubled, what is the energy stored? uJ (c) The battery is subsequently reattached to the capacitor, but the plate separation remains as in part (b). How much energy is stored? u]