1- Find the currents Ii and I2 and the voltage VAB 2Ω 6 V 2- Initially...
The 1 F capacitor in the circuit shown is initially charged to 6 volts. If the switch is closed at time t=0, at what time t will the LED stop glowing? Assume that the capacitor, switch, wires, resistors, 1V battery, Op Amp, and LED are all ideal and the LED has a forward voltage drop of 2 volts. t=0 ---+!一 10,
(v) v3 v2-VI (ii) In the circuit below, find the currents Ii and I2. Then find node b voltage 3k1, 4 k 6V4k 3 k 1 k I
9. For the given circuit, if the initial voltage across the capacitor is vc(0*) = 0, find an expression for the voltrage across the capacitor as a function of time and graph voltage versus time. R= 100 k2 w v=100 V uc) C = 0.01 uF 10. If a 100-F capacitance is initially charged to 1000V and at t=0, it is connected to a 1-ka resistance, at what time has 50 percent of the initial energy stored in the capacitance...
Section 5.2 5.12 In Fig. 5.20, the capacitor is initially charged to a voltage V At time I = 0 the switch is closed. The charge stored on the capacitor then flows out through the inductor. At some later time the charge on the capacitor has fallen to zero. Find the current through the inductor at that time. FIGURE 5.20
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...
Initially, for the circuit shown, the switch S is open and the capacitor voltage is 150 V. The resistance and capacitance are 1.2 M? and 34 µF respectively. The switch S is closed at time t = 0. In Figure, the charge in µC on the capacitor, when the current in the circuit is 15 µA, is:
Nc The 1 F capacitor in the circuit shown is initially charged to 6 volts. If the switch is closed at time t 0, at what timet will the LED stop Par glowing? Assume that the capacitor, switch, wires, resistors, 1V battery, Op Amp, and LED are all ideal and the LED has a forward voltage drop of 2 volts. t-o 3004 IF LED Select one: a. 53.7 seconds b. 17,9 seconds c. the LED stays on forever d. 10.0...
i need 4e and 5b 4. For the circuit shown, the switch is initially open and the capacitor has an initial charge of 1 millicoulomb. a. What are the initial voltages on the resistor and capacitor? b. What is the capacitor voltage the instant the switch is 100uF closed? 7ΚΩ. c. What is the time constant, t, of this circuit? d. What is the capacitor voltage 50 milliseconds after the switch is closed? e. What is the capacitor's current 50...
For the circuit shown, find the following: a) v(0+), the voltage across the capacitor right after the switch closes. b) v), the voltage across the capacitor after the switch has been closed for a long time. c) v(T), the voltage across the capacitor after one time constant. 2. 3 S2 I(t) 12 V+ 6 Ω 0.5 F u(t) 3. For the circuit above, write the differential equation for t > 0.
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...