4. The reading of the voltmeter in Fig. 11 is (-5V), what is the polarity of the source? and what is the direction of the current of R,? R, -5V Vs (??? R2 R3 va O A COM Fig. (11)

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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1. Within what limits does VAB Vary in the circuit of Fig. 7? Why?
2. For the circuit of Fig. 9, test the validity of Kirchhoff's current law (KCL) in
nodes A, B, C and D.
3. What is the number of all the possible closed loops that can be obtained
from the circuit of Fig. 10. Test the validity of Kirchhoff's voltage law
(KVL) for these loops.
4. The reading of the voltmeter in Fig. 11 is (-5V), what is the polarity of the
source? and what is the direction of the current of R,?
R1
-5V
Vs (???
R2
R3
va
O A
COM
Fig. (11)
Transcribed Image Text:Report 1. Within what limits does VAB Vary in the circuit of Fig. 7? Why? 2. For the circuit of Fig. 9, test the validity of Kirchhoff's current law (KCL) in nodes A, B, C and D. 3. What is the number of all the possible closed loops that can be obtained from the circuit of Fig. 10. Test the validity of Kirchhoff's voltage law (KVL) for these loops. 4. The reading of the voltmeter in Fig. 11 is (-5V), what is the polarity of the source? and what is the direction of the current of R,? R1 -5V Vs (??? R2 R3 va O A COM Fig. (11)
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