You charge an initially uncharged 81.1-mF capacitor through a 39.1-12 resistor by means of a 9.00-V...
You charge an initially uncharged 89.9-mF capacitor through a 35.7-? resistor by means of a 9.00-V battery having negligible internal resistance. Find the time constant of the circuit. What is the charge of the capacitor 1.09 time constants after the circuit is closed?
You charge an initially uncharged 61.1-mF capacitor through a 45.1-Ohams resistor by means of a 9.00-V battery having negligible internal resistance. Find the time constant of the circuit. What is the charge of the capacitor 1.23 time constants after the circuit is closed? What is the charge after a long time? Time constant: Charge: Charge after long time:
You charge an initially uncharged 32.0 milliFarad capacitor through a 71.7ohm resistor by means of a 12V battery with negligible internal resistance. At t-0 the switch is closed to complete the circuit [2] What is the time constant for this charging: [2] What is the charge of the capacitor 0.73 time constants after the circuit is closed? [2] What is the charge of the capacitor after a very long time? [4] Write the equation describing the voltage across the resistor as a function of...
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...
(a) A capacitor has a value of 5 μF. Explain in terms of electric charge what this means. (b) The 5 uF capacitor shown in the circuit below is initially uncharged. The circuit is connected to a computer and switch S is closed. The monitor of the computer displays a graph of current against time as the capacitor charges monitoT charging current/uA 30 20 10 0 . 2,3 4 time s computer The battery has negligible internal resistance. (i) Calculate...
A capacitor that is initially uncharged is connected in series with a resistor and a 407.1 Vemf source with negligible internal resistance. Just after the circuit is completed, the current through the resistor is 0.850 mAand the time constant for the circuit is 6.20 s. Part A: What is the resistance of the resistor? Part B: What is the capacitance of the capacitor
A capacitor that is initially uncharged is connected in series with a resistor and an emf of source epsilon = 100 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 7.1 x 10^-3 A. the time constant for the circuit is 6.0 s. What is the resistance of the resistor? _____ Ohm What is the capacitance of the capacitor __________ MuF
Q2. In the RC Circuit shown in Figure 2, the capacitor is initially uncharged (at time t=0). 2- In the RC Circuit shown in Figure 2, the capacitor is initially uncharged (at time t=0). (ignore the internal resistance of the battery) Figure 2 C= 5.0nF a) Calculate the current I released by the battery, just after the switch S is closed at t=0, (7 pts) b) Calculate the max. power dissipated in the lightbulb, (9 pts) c) Now lets open...
An initially uncharged 3.49 x 10-6 F capacitor and a 6770 12 resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current I, in the circuit? Io = 2.2 x10-4 Calculate the circuit's time constant T. T= 2.3 x10-2 How much time t must elapse from the closing of the circuit for the current to decrease to 2.29% of its initial value? t= 3.4 X10-2
You have a 3000-Ohm resistor, a 10-mF capacitor, and a 100-V battery. Assume the battery is ideal, and that the capacitor is initially uncharged. You connect the battery, resistor and capacitor in series and complete the circuit. forming a loop. a) How much time passes before the capacitor reaches 2/3 of it's maximum charge (b) What is the magnitude of the current when the capacitor is at 2/3 max charge? (c.) How much charge is on the capacitor 10 seconds...