1=0 R2 R1 Vet)

B Determine the voltage across the inductor just before and just after the switch is changed in Figure P5.38. Assume steady-state conditions exist for t < 0. Vs = 12 V Rs = 0.24 2 R = 33 k2 L = 100 mH t= 0 Rs + EI

3 ll ll ll all Leg 3 ll all b 3 Figure P5.32: Circuit for Problem 5.32. 3. 3. ll all ele ll

The inductor L in the circuit shown in Figure P5.36is the coil of a relay. When the current through the coilis equal to or greater than +2 mA, the relay functions.Assume steady-state conditions at t < 0. IfVS = 12 V, L = 10.9 mH, R1 = 3.1 kΩ determine R2 so that the relay functions at t = 2.3 s.

Give a description of capacitive reactance and back up your description with examples/evidence.

Determine the power for each source shown in Figure P5.76. Also, state whether each source is delivering or absorbing energy.

What are very rough estimates of the graphs of capacitor voltage vs. time and resistor voltage vs. time while charging and discharging?

7 Steady-state conditions exist in the circuit shown in Figure P5.27 at t < 0. The switch is closed at t = 0. V = 12 V R = 0.68 k2 R = 2.2 k2 R = 1.8 k2 C= 0.47 µF Determine the current through the capacitor at t = 0+, just after the switch is closed. ww. idt) R. t= 0 R1 Ry ww-

Determine the initial and final conditions for thecircuit of Figure P5.29.

For the system of Figure P5.16, find the values of K₁ and K₂ to yield a peak time of 1.5 second and a settling time of 3.2 seconds for the closed-loop system's step response. [Section: 5.3] R(s) + CIS 8 K₁ 0 10 s(s+2) Kas FIGURE P5.16