Fundamentals of Electric Circuits 3rd. Edition by Charles K. Alexander, Matthew N.O. Sadiku | 9780077231279 | 0077231279 | Holooly

Electric Circuits

Fundamentals of Electric Circuits

307 SOLVED PROBLEMS

Question: D.6

Find current i in the circuit in Fig. D.41. ...

Verified Answer:

Recall that 20 sin 2t = 20 cos (2t − 90°) and that...

Question: D.7

For the RC circuit shown in Fig. D.44, obtain the magnitude plot of the output voltage vo for frequencies from 1 Hz to 10 kHz. Let R = 1 kΩ and C = 4 µF. ...

Verified Answer:

The schematic is shown in Fig. D.45. We assume tha...

Question: D.5

Plot the forced response vo (t) in the circuit of Fig. D.35 (a) for 0 < t < 5s if the source voltage is shown in Fig. D.35(b). ...

Verified Answer:

We draw the circuit and set the attributes as show...

Question: D.4

Assuming that i(0) = 10 A, plot the zero-input response i(t) in the circuit of Fig. D.30 for 0 < t < 4 s using PSpice. ...

Verified Answer:

The circuit is the same as the one for Example 7.3...

Question: D.3

Plot I1 and I2 if the dc voltage source in Fig. D.20 is swept from 2 V to 10 V. ...

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We draw the schematic of the circuit and set the a...

Question: D.2

For the circuit in Fig. D.15, find the dc node voltages and the current io. ...

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We use Schematics to create the circuit. After sav...

Question: D.1

Draw the circuit in Fig. D.7 using Schematics. ...

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We will follow the three steps mentioned above. We...

Question: B.5

If A = 6 + j8, find: (a) √A, (b) A^4. ...

Verified Answer:

(a) First, convert A to polar form:

r=\sqrt...

Question: B.3

If A = 2+j5, B = 4−j6, find: (a) A^∗ (A+B), (b) (A+B)/(A−B). ...

Verified Answer:

(a) If A = 2 + j5, then

A^{*}

= 2 −...

Question: B.4

Evaluate: (a) (2 + j5)(8e^j10°)/2 + j4 + 2 − 40° (b) j(3 − j4)^∗/(−1 + j6)(2 + j)² ...

Verified Answer:

(a) Since there are terms in polar and exponential...

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