Electric circuits problems

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bartini
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  • Handwritten homework problem 5 on an op-amp circuit: find current iL in polar form, with R = 12 ohms, X = -12 ohms, Vs = 3 angle 0 degrees V, RL = 5 ohms, and a hint to find the op-amp output voltage first. Below is a schematic of the op-amp circuit with R, X, Vs, iL and RL labelled.
    5.jpg
    13.7 KB · Views: 452
  • Handwritten problem 6: if g = 0.5 A/V, C = 0.125 F, is = 2 cos(4t) amps, find vs(t) in the form A cos(wt+theta), hint: do nodal at the top. Below is a circuit with current source is(t), dependent current source g vx, capacitor with voltage vs(t).
    6.jpg
    9.6 KB · Views: 456

Discussion

You've got some pretty good hints. Why don't you try it and let us know where you get stuck.
 

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