Fundamentals of Electric Circuits, 3 Edition COLC (Naval by Charles K. Alexander, Matthew N.O. Sadiku

By Charles K. Alexander, Matthew N.O. Sadiku

Alexander and Sadiku's 3rd variation of basics of electrical Circuits keeps within the spirit of its winning past variations, with the target of providing circuit research in a fashion that's clearer, extra fascinating, and more straightforward to appreciate than the opposite texts available in the market. scholars are brought to the sound, six-step challenge fixing method in bankruptcy one, and are continually made to use and perform those steps in perform difficulties and homework difficulties in the course of the textual content and on-line utilizing the KCIDE for Circuits software.A stability of concept, labored examples and prolonged examples, perform difficulties, and real-world purposes, mixed with over three hundred new homework difficulties and strong media choices, renders the 3rd variation the main entire and student-friendly method of linear circuit research.

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Extra resources for Fundamentals of Electric Circuits, 3 Edition COLC (Naval Academy)

Example text

6 10 Ω Find vx and vo in the circuit of Fig. 24. Answer: 10 V, −5 V. 24 | e-Text Main Menu | Textbook Table of Contents | For Practice Prob. 6. Problem Solving Workbook Contents 40 PART 1 DC Circuits E X A M P L E 2 . 7 Find current io and voltage vo in the circuit shown in Fig. 25. 7. 7 Find vo and io in the circuit of Fig. 26. 26 + vo − 8Ω Answer: 8 V, 4 A. For Practice Prob. 7. E X A M P L E 2 . 8 Find the currents and voltages in the circuit shown in Fig. 27(a). 8. Solution: We apply Ohm’s law and Kirchhoff’s laws.

13. 8 ampere-hours (Ah) and a lifetime of 10 hours. (a) How much current can it deliver? (b) How much power can it give if its terminal voltage is 6 V? (c) How much energy is stored in the battery in kWh? A constant current of 3 A for 4 hours is required to charge an automotive battery. If the terminal voltage is 10 + t/2 V, where t is in hours, (a) how much charge is transported as a result of the charging? (b) how much energy is expended? (c) how much does the charging cost? Assume electricity costs 9 cents/kWh.

20(a), the combined or equivalent voltage source in Fig. 20(b) is obtained by applying KVL. A single-loop circuit illustrating KVL. 23) To avoid violating KVL, a circuit cannot contain two different voltages V1 and V2 in parallel unless V1 = V2 . 20 Voltage sources in series: (a) original circuit, (b) equivalent circuit. E X A M P L E 2 . 5 For the circuit in Fig. 21(a), find voltages v1 and v2 . 5. Solution: To find v1 and v2 , we apply Ohm’s law and Kirchhoff’s voltage law. Assume that current i flows through the loop as shown in Fig.

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