In the circuit at right, the switch is moved from B to A and moved from A to B. Write an expression for Ec(t) for t>t 0 + Ec ES 0 In the circuit at right, the switch is moved from B to A and...
The switch in the circuit of Fig. P 7.55 has been in position a for a long time. At t- 0 the switch is moved to position b. Calculate (a) the initial voltage on the capacitor; (b) the final voltage on the capacitor; (c) the time constant (in microseconds) for t > 0; and (d) the length of time (in microseconds) required for the capacitor voltage to reach zero after the switch is moved to position b.
1. For the circuit at right: a) Find the characteristic equation of the circuit at right. b) Find the solutions to the characteristic equation. d) The switch has been in the top position for a long time and is switched down at time t 0. Find the final and initial conditions: dt dt e) Write the full expression for iL(t), including all the constants that you find. t=0 3.6-V 5.V L:-10-mH R2:= 180,Ω 1. For the circuit at right: a)...
Circuit 1. Assume that the switch has been in position 1 for a long time, and then at time t=0 the switch is moved to position 2. Calculate i(t) fort > 0. Circuit 1: Find v(0), i.e. the capacitor voltage at time 0 (in Volts). 2.4Circuit 1: What is v(t), approximately, for extremely larget, for example, for t= 10000000 s.
Find Vc(t) for t≥0 with the laplace method. Before t=0, the circuit is in steady state. At t=0 the switch sw1 is closed and the switch sw2 moves from a to b.
(1) Consider the RC circuit shown in Figure 1. For t<0 the switch is open, and the charge stored on the capacitor is 0. At t-0 the switch is closed, and the voltage source begins charging the capacitor. Let R1-R2-220 Ω , C-0.47 μ F , Vs-5 V. (a) Write the differential equation as an expression for the capacitor voltage fort> 0 (i.e. write the differential equation) and calculate the time constant (b) Calculate the steady-state capacitor voltage R2 R1...
1. In the circuit to the right, the switch has been open for a long time before it is closed at time t-0 a) Find an expression for the current in the inductor as a function of time, showing the direction clearly. b) Find an expression for the current supplied by the battery as a function of time. 2R
the circuit is in steady state until the switch was moved from terminal 1 to terminal 2 at t = 0. given that I0 = 21 mA, R1 = 2 kΩ ,R2 = 3 kΩ, R3 = 4 kΩ, and C = 50 μF. 1 + HH С w R2 t=0 10 ( R 2 R3 Initial current i1(0) initial voltage vc(0-)= Final voltage vc(infinite)= mA before switching Volts before switching Volts long time after switching.
The capacitor was discharged prior to assembly. The circuit is configured as below, and after waiting for a long time the switch is moved as indicated. Calculate the indicated values and expression R=?.
The switch in the circuit shown in Fig. Shown has been in position a for a long time. At t-o the switch is moved to position b. a) What is the initial value of vc? b) What is the final value of vc? c) What is the time constant of the circuit when the switch is in position a? d) What is the expression for vc(t) when t > 0? 80 V 315 kn 100 V 2F What is the...
For the following circuit the switch is open for t<0. At t=0 the switch is closed. . Assume Is=3.9 A. Find the equation iL(t)=k1+k2exp(−t/τ)for t>0 given Is=3.9 A. 20Ω 6H Switch closes at t-0 10Ω 10Ω 10() у.st. out