Question 9 5 pts An RC circuit consisting of an uncharged capacitor (C = 1.0 uF)...
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 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.
An uncharged 1.0-μF capacitor is connected in series with a 23-kΩ resistor, an ideal 7.0-V battery, and an open switch. What is the voltage across the capacitor 11ms after closing the switch? A) 2.6V B) 2.7V C) 1.6V D) 0.62V
A series RC circuit with C=40uF and R=6.0 Ohms has a 24 V source in it. With the capacitor initially uncharged, an open switch in the circuit is closed. At what time will the voltage across the capacitor be 18V?
1. A 450 nF capacitor is initially uncharged. The capacitor is connected in series with a 2,500 resistor and a 6.00 V ideal battery. The circuit is “closed” allowing current to flow and the capacitor to start charging. a. What is the time constant of this RC circuit? b. What is the current through the resistor when the circuit is first “closed”? c. How much time is required for the voltage across the capacitor to reach 5.00 V? d....
A series circuit contains a 40 ?F capacitor, a 200 ? resistor and an open switch. Initially, the capacitor carries a charge of 20 ?C. What is the charge on the capacitor 6.0 ms after the switch is closed? o 9.4HC 0 6.6 HC 5.2 uC A series circuit contains a 40 V battery, a 100 ?F uncharged capacitor, a 50 ? resistor and an open switch. What is the current in the resistor 8.0 ms after the switch is...
A 6.0 V battery, a 220 W resistor, a 680 µF capacitor (initially uncharged), and a switch (initially open) are all connected in series, forming a loop. At t = 0 the switch is closed. (a) Find the initial current in the loop. (b) Find the charge on the capacitor at t = 0.100 s. (c) At what point in time will the voltage across the resistor equal 5.0 V? (d) What will be the maximum energy stored in the...
3. In the RC circuit shown in the figure below the capacitor is initially uncharged R-100? R2 3002, C-250 uF (a) At what time after the switch is connected to A will the voltage across the capacitor be 5.6 V? (b) What is the current through Ri when the voltage across the capacitor equal 5.6 V? (c) When the voltage across C is 5.6V the switch is quickly thrown to position B. At what time after the switch is thrown...
A simply RC circuit made up of a capacitor with capacitance C and resistor with resistance R = 15 kΩ is attached to a battery with emf E = 24 V. If time constant is 25 µs, what is the capacitance C and the time it takes for the voltage across the capacitor to reach 16 V after the switch is closed at t = 0?
A 10-V-emf battery is connected in series with the following: a 2-uF capacitor, a 2- resistor, an ammeter, and a switch, initially open; a voltmeter is connected in parallel across the capacitor. After the switch has been closed for a relatively long period(several seconds, say) what are the current and capacitor voltage readings respectively