The phasor current lb in the circuit shown in figure below is 25 <0 mA. Find la /e, and I a, c, 8- 1000 ? )250 (2 -/1000 (2 500 ? 2000 ?
Find the Norton equivalent circuit as seen from terminals a and
b for the circuit shown in Figure 1.
Norton resistance (Ra-b) Blank 1, kiloohms
Norton current (Ia-b) Blank 2, mA
a 3kQ 10k 2 + 70V 250 0.01V. Y >5kQ Figure 3
1. For the circuit shown in Figure 1 below, find the equation for ve(t) for t> 0. Extra Credit: Find the time constant ( 1 ) and indicate how long it will take to fully discharge the capacitor voltage. Hint: You have to draw the following circuits at: t=0-, t=0+, RTH too 2 + 3r Velt) :4 9A 5F Figure 1.
In the circuit shown, find
a) vgate
b) Find isd in mA.
c) Find vdrain in Volts.
d) find the mode of transistor
I know that the mode of transistor is Linear, pleas help me
verify the other answers.
+10V 50K > Q4 JYT PMOS Vt=-1V K=3mAN2 W 100K 500 3
Using Mesh Analysis in the circuit of figure P3.3, find the
voltage V across the .25-ohm resistance.
0.5 Ω 3Α 1Ω 2 A ν<0.25 Ω 0.33Ω Figure P3.3
= For the circuit of Fig. 8.27, let io(t < 0) = -1 mA, 1,(t > 0) = 2 mA, R 2.000 Q, R = 3,000 12, and L = 20 mH. a. Find va for t > 0. b. What is the approximate duration of the transient? 6. Sketch va(t). FIGURE 8.27
4. The circuit shown in P-4 is a switching regulator. Please describe the functions of the OP amps of a, c. f, and d with the output waveform at A, C. F, and D Find the output voltage Vout and describe the overall function of the circuit, 3 k2 P-4>
4.25 In the circuit shown in Figure P4.25. let forooto for O t < 1 s for 1 s ,<2s for 2 s stoo Find the energy stored in the inductor for all te 2 H Figure P4.25
Problem 4 25 points For the circuit shown below, the source current is is = 60e-20tA for t > 0 with 11(0) = 20 A and vc(0) = 5V. (a) Find ii(t) and iz(t) for t > 0. (b) Determine the energy stored in the capacitor at t = 10 ms. VC 2F 11
Consider the circuit shown in
(Figure 1). Suppose that E = 13 V .
What is the current through the battery when the switch is
open?
What is the current through the battery when the switch is
closed?
40 Ω 20 Ω3 Κ Switch > ML ε- 60 Ω 10 Ω