A 1.07 10-3 µF capacitor has an initial charge of 0.100 C. When a resistor is connected across the capacitor plates, there is an initial current through the resistor of 1.04 A. What is the current 1.09 s later?
A 1.07 10-3 µF capacitor has an initial charge of 0.100 C. When a resistor is...
A 1.09 x 10-3 uF capacitor has an initial charge of 0.100 C. When a resistor is connected across the capacitor plates, there is an initial current through the resistor of 1.04 A. What is the current 1.06 s later?
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 2.00-nF capacitor with an initial charge of 5.46 μC is discharged through a 1.33-kΩ resistor. (a) Calculate the magnitude of the current in the resistor 9.00 μs after the resistor is connected across the terminals of the capacitor. mA (b) What charge remains on the capacitor after 8.00 μs? μC (c) What is the maximum current in the resistor? A
A 2.00-nF capacitor with an initial charge of 4.99 µC is discharged through a 1.61-kΩ resistor. (a) Calculate the current in the resistor 9.00 µs after the resistor is connected across the terminals of the capacitor. (Let the positive direction of the current be define such that dQ dt > 0.) (b) What charge remains on the capacitor after 8.00 µs? (c) What is the (magnitude of the) maximum current in the resistor?
A 2.00-nF capacitor with an initial charge of 5.71 µC is discharged through a 2.41-kΩ resistor. (a) Calculate the current in the resistor 9.00 µs after the resistor is connected across the terminals of the capacitor. (Let the positive direction of the current be defined such that (dQ/dt) > 0.) mA (b) What charge remains on the capacitor after 8.00 µs? µC (c) What is the (magnitude of the) maximum current in the resistor? A
A 2.00-nF capacitor with an initial charge of 4.51 uC is discharged through a 1.06-k2 resistor. (a) Calculate the current in the resistor 9.00 us after the resistor is connected across the terminals of the capacitor. dQ (Let the positive direction of the current be define such that >0.) dt x How is the instantaneous current related to the potential difference across the capacitor? ma (b) What charge remains on the capacitor after 8.00 us? X What is the equation...
a) A 19.1 kΩ resistor and a capacitor are connected in series and then a 12.0 V potential difference is suddenly applied across them. The potential difference across the capacitor rises to 3.51 V in 1.49 µs. (i) Calculate the time constant of the circuit. (ii) Find the capacitance of the capacitor. b) The potential difference between the plates of a leaky (meaning that charge leaks from one plate to the other) 2.2 µF capacitor drops to one-fourth its initial...
A 2.10 nF capacitor with an initial charge of 4.55 µC is discharged through a 1.18 kΩ resistor. (a) Calculate the current in the resistor 9.00 µs after the resistor is connected across the terminals of the capacitor. ____ mA (b) What charge remains on the capacitor after 8.00 µs? ____µC (c) What is the maximum current in the resistor?
A 485 Ω resistor, an uncharged 1.50 µF capacitor, and a 6.19 V emf are connected in series. (a) What is the initial current (in mA)? mA (b) What is the RC time constant (in s)? s (c) What is the current (in mA) after one time constant? mA (d) What is the voltage (in V) on the capacitor after one time constant? V
A 475 Ω resistor, an uncharged 1.50 µF capacitor, and a 6.16 V emf are connected in series. (a) What is the initial current (in mA)? ______ mA (b) What is the RC time constant (in s)? _____ s (c) What is the current (in mA) after one time constant? ________ mA (d) What is the voltage (in V) on the capacitor after one time constant? _______ V