For this Supermesh question, I got all of the values for the currents, and how much power was dissipated from the resistor wrong. Can you show me where I went wrong, and how to correct the error?
For this Supermesh question, I got all of the values for the currents, and how much power was dissipated from the resistor wrong. Can you show me where I went wrong, and how to correct the error?
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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For this Supermesh question, I got all of the values for the currents, and how much power was dissipated from the resistor wrong. Can you show me where I went wrong, and how to correct the error?
Transcribed Image Text:2I3-you're in mesh 3, se Sust put
Example 17: Using the mesh current method, determine Vị, V2, V3, the power of the three
sources, and the power dissipated by the 1N resistor in Figure 35.
(2Ω
2 A
V2
V3
Dov
+
10 V
20
-You're in Mesh Zj so justqut I>
Figure 35: Circuit for Example 17.
ryou're in mesh k, won't subtieet it
KVL for mesh 2:/2 (I)– I3) – 6+I2) 2 (I2)– I1)
KVL for supermesh (1,3): - 10 + 213 + 2 (I3 – 1,)+ 2 (I – I2) = 0
= 0
-
aux. eqn. for supermesh (1, 3): I1 – I3
2
Given
I,= 2+ Is
2 Iz-2I3-6+ Iz + 2Jq-2 I,=0
-2 I, +5Iz
2-2Iz :6
-2(2+Is)= H-2I3
5 I2-9I3=110 O
2 (2+J3) = 4+ 2I3
-10 +2 I3 t 2 Iz-2Iz+ 2h
- 2I2 =0
4 I3 -4 Iz -2I, :10
4Iz- 4 Iz -(4 +Z I3)
2 I3-4 Iz =
||
Transcribed Image Text:5
-4
Iz
-4
Iz
2
6
A= 10-8
10 4
A, =
- 20 -(-24)
44
5
10
:30-(-40) = 70
-4
44
? 22 A
Az
I3=
70
> 35 A
From
given, Il =2+ Iz
ue
: 2+35
237
Is=37
I should
have gotten
I,=7A,
Iz=6A, Is = 5A, and
that He
pouer dissopahal fiom He le resisjor is I=36W
3
2
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