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Fig 1.6 (a) p = vi (b) p 11 (c) p = vi (d) p = vi + 1.15 The references for the voltage and current at the terminals of a circuit element are as shown in Fig. 1.6(d). The numerical values for v and i are -20 V and 5 A. a. Calculate the power at the terminals and state whether the power is being absorbed or delivered by the element in the box. b. Given that the current is due to electron flow, state whether the electrons are entering or leaving terminal 2. c. Do the electrons gain or lose energy as they pass through the element in the box?

Fig 1.6 (a) p = vi (b) p 11 (c) p = vi (d) p = vi + 1.15 The references for the voltage and current at the terminals of a circuit element are as shown in Fig. 1.6(d). The numerical values for v and i are -20 V and 5 A. a. Calculate the power at the terminals and state whether the power is being absorbed or delivered by the element in the box. b. Given that the current is due to electron flow, state whether the electrons are entering or leaving terminal 2. c. Do the electrons gain or lose energy as they pass through the element in the box?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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How do you determine whether the power is being absorbed or delivered by the element in the box?

Also, please explain the answers for part b and c. How to determine if the electrons are entering or leaving and whether they gain or lose energy.  

Fig 1.6 1 21 (a) p-vi V (b) p=-vi 11 (c) p = vi (d) p = vi + 2. 1 1.15 The references for the voltage and current at the terminals of a circuit element are as shown in Fig. 1.6(d). The numerical values for v and i are -20 V and 5 A. a. Calculate the power at the terminals and state whether the power is being absorbed or delivered by the element in the box. b. Given that the current is due to electron flow, state whether the electrons are entering or leaving terminal 2. c. Do the electrons gain or lose energy as they pass through the element in the box?
Transcribed Image Text:Fig 1.6 1 21 (a) p-vi V (b) p=-vi 11 (c) p = vi (d) p = vi + 2. 1 1.15 The references for the voltage and current at the terminals of a circuit element are as shown in Fig. 1.6(d). The numerical values for v and i are -20 V and 5 A. a. Calculate the power at the terminals and state whether the power is being absorbed or delivered by the element in the box. b. Given that the current is due to electron flow, state whether the electrons are entering or leaving terminal 2. c. Do the electrons gain or lose energy as they pass through the element in the box?
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