Problem 1: Define the initial current I, the final current Ip the time constant τ, and...
In the circuit shown, the capacitor is initially uncharged. At time t = 0, switch S is closed. If tau denotes the time constant, the approximate current through the 3Ω resistor when t = τ/10 is 0.38A 0.50A 0.75A 1.0A 1.5A
Assume that the inductor in this circuit is an ideal
(lossless) device, initial current is 0A. At t=0, turn on the
switch; at t= 5t, turn off the switch. a-f please
2. Assume that the inductor in this circuit is an ideal (lossless) device, initial current is OA. At t-o, turn on the switch; at t. 5 τ, turn off the switch. (50pts) For 0 s t s5r: switch on a) Find the Thevenin equivalent circuit for the circuit inside...
pls answer 7&8
10 ks2 10 kg vo Problem 7) The switch in the circuit has been open for a long time. Find the time constant and the voltage on the capacitor as t oo and sketch the voltage vc(t) on the capacitor for t > 0. 10v 1 mA 20 k223 40 uF - Velt t = 012 2012 We Problem 8) The switch in the circuit has been closed for a long time before it opens at t...
Please determine the following:
a) The initial inductor current i(0−)
b) The final inductor current i_final long after the switches
have changed.
c) A neat circuit schematic for the transient period.
d) A differential equation for the inductor current in the
circuit shown in part c.
e) The solution of the differential equation for t ≥ 0
3. You are given the circuit shown below. The switch was open for a long time before t = 0. lit) 5 H...
GOAL Calculate a time constant and relate it to
current in an RL circuit.
PROBLEM A 12.6-V battery is in a circuit with a
30.0-mH inductor and a 0.150-? resistor. The switch is closed at
t = 0. (a) Find the time constant of the
circuit. (b) Find the current after one time
constant has elapsed. (c) Find the voltage drops
across the resistor when t = 0 and t = one time
constant. (d) What's the rate of change...
Problem 1: /10 A) For the RL circuit of Figure 1, the switch is closed at t=0 (charging phase). Report the time constant of the circuit T1 , voltage V, and current i, at time t = t1/2 23 82H £292 3v 20 20 Fig. 1: EMILM B) At time t = t;/2 , the switch in the RL circuit of Figure 1 is opened (discharging phase); Report the time constant of the circuit ta , voltage V, and current...
This is a very interesting problem that i cant figure out.
please answer the question clearly and show all work.
Thanks!
A voltage source, in the circuit shown below, is short-circuited at its terminals by closing switch Si. At the time the switch is closed, the circuit has been in operation for a long time. Circuit values. Vs- 480 V Rs-1 S RI 10 ? R2 15? L1-2 mH L2-12 mH a) Find the initial value of the current through...
L This LR circuit has time constant, t= and maximum R V current, I Which one of the following best gives an R equation of current after time,t, the switch has been closed? w If If R B) C) zero A) T L V c) 4(1-1) D)'(2-1) OD ОС ОА OB
The initial voltage across the capacitor is 0 V. At time t=0, the switch is closed a) What is the time constant for this circuit? b) What is the final voltage across the 50 capacitor? c) What is the expression for the voltage across the 50 capacitor? d) Sketch the waveform for . e) What is the maximum instantaneous current that will flow through the capacitor? f) When will the voltage reach 5.0 V?
Question 21 No Initial energy in Inductor. V 480 Volts. Switch S has been open for long. R1 R2 R3- R4 R5 80 Ohms. Inductance L-4 H enries. Switch S closed at timet-0. .a) What are values of current Is through Switch, and current lIL current IR1 through R1, and voltage VL across inductance atto-, just before the switch is closed? R1 R3 It Is R2 . at (t0- Is... IL R. Vu .b) What are the values of IS,...