An RC circuit with a time constant of 5e-3 seconds is being charged. How long does it take for the capacitor to reach half of its maximum charge? 2.38 s 8.23e-4 s None of the above 138.63 s 3.47e-3 s

The figure shows a simple RC circuit consisting of a 100.0 V battery in series with a C = 10.0 μ F capacitor and a R = 4.3 × 105 resistor. Initially, the switch S is open and the capacitor is uncharged. 100.0 V A) 1.1 x 10-³ C B) 2.9 × 10-3 C C) 3.7 x 104 C D) 5.2 x 10-4 C E) 6.6 × 104 C I S R 10.0 µF How much charge q is on the capacitor 2.0 s after the switch is closed? (Hint: First compute the final charge on the capacitor and the RC circuit's time constant.)

In the circuit in the following figure the two capacitors are initially charged at 45.0 V. (a) How long after closing the S switch the potential through each capacitor will be reduced to 10.0 V? (b) At that time, what will be the value of the current?

The shown circuit has been closed for a long time. Find the charge (in uC) on the 6 uF capacitor if ɛ=11 V. 6µF 50 2µF

A 20.0-μF capacitor is charged to 200 V and is then connected across a 1000-Ω resistor. What is the initial current just after the capacitor is connected to the resistor? Group of answer choices 100 mA 150 mA 300 mA 50 mA 200 mA

Consider the circuit shown in the figure. A short time after closing the switch, the charge on the capacitor is 90.0% of its initial charge. Assume the circuit has a time constant of 17.7 s. +Q (a) Calculate the time interval required (in s) for the capacitor to reach this charge. (b) If R = 220 k2, what is the value of C (in uF)? µF Need Help? Read It

Consider the circuit shown in the figure. A short time after closing the switch, the charge on the capacitor is 90.0% of its initial charge. Assume the circuit has a time constant of 17.7 s. +Q C Fe (a) Calculate the time interval required (in s) for the capacitor to reach this charge. (b) If R = 220 k2, what is the value of C (in µF)? µF RI

A 589 x 10^-6 F capacitor is discharged through a resistor. The potential difference across the capacitor decreases from its initial value of 89.7 to 25.1 in 3.73 s. What is the resistance of the resistor?