Chapter 27, Problem 057
Switch S in in the figure is closed at time t = 0, to begin charging an initially uncharged capacitor of capacitance C = 17.9 μF through a resistor of resistance R = 23.0 Ω. At what time is the potential across the capacitor equal to that across the resistor?
Switch S in in the figure is closed at time t = 0, to begin charging an initially uncharged capacitor of capacitance C = 17.9 μF through a resistor of resistance R = 23.0 Ω
Chapter 27, Problem 057 Your answer is partially correct. Try again Switch S in in the figure is closed at time t = 0, to begin charging an initially uncharged capacitor of capacitance C = 15.2 μF through a resistor of resistance R-20.7 Ω. At what time is the potential across the capacitor equal to that across the resistor? Number TT0.4 UnitsT ms
A capacitor of capacitance C= 2.5 μF is initially uncharged. It is connected in series with a switch of negligible resistance, a resistor of resistance R= 14.5 kΩ, and a battery which provides a potential difference of VB = 160 V.Part (a) Immediately after the switch is closed, what is the voltage drop Vc, in volt across the capacitor?Part (b) Immediately after the switch is closed, what is the voltage drop VR, in volt: across the resistor?Part (c) Immediately after...
R = 8.00 Ω Initially the capacitor in the figure is uncharged. At time t-0, the switch is closed. (a) Write down two Kirchhoff loop equations for this problem. for this problem. resistors just after the switch is closed? Loof (b) Write down one Kirchhoff junction equation (c) What is the current through each of the (d) What is the final charge on the capacitor? +IE = 42.0 V1 R3= 3.00 Ω 上C = 4.00μF R2 6,0001一丁
Problem 7 A resistor with resistance R, battery with voltage AV, capacitor with capacitance C, and switch are connected in series. The switch is closed at t = 0. The time constant of the circuit is T. What is the initial voltage across the resistor immediately after the student is closed? Select One of the Following: (a) o (b) AV (c) TAV (d) AV/T (e) AV/(R+C) Problem 8 A capacitor is charged to potential difference V and then allowed to...
(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 with capacitance C = 7.00×10-3 F is initially uncharged. It is in series with a source of Emf of 7.00 volts, a resistor R, and a switch as shown in the figure below. At t=0, the switch is closed. The graph below shows the potential difference across the capacitor as function of t, the time elapsed since the switch closed. 1.) Calculate the value of R. Note that the curve passes through a grid intersection point. (in ohm)...
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...
To understand the behavior of the current and voltage in a simple R-C circuit. A capacitor with capacitance C is initially charged with charge q0. At time t = 0 a resistor with resistance R is connected across the capacitor. (Figure 1) Part CNow solve the differential equation V(t) = -CR dV(t)/dt for the initial conditions given in the problem introduction to find the voltage as a function of time for any time t.
The capacitor in the figure shown is initially uncharged. The switch is closed at t = 0.a) Immediately after the switch is closed, what is the current through each resistor?b) What is the final charge on the capacitor?