Question
Asked Oct 1, 2019
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Could you please help me on this problem and also explain what the difference is between a loop and a mesh?

Find mesh currents I, I, I, and I, and node
voltages V V, and V in the circuit shown in
Figure P3.71.
ges
3.71
FIGURE P3.71
R
V
R2
1.25 kn
5 kn
v2500
R3
RA
V3
V2
10 kn
1 kn
Rg
V
20 V
1 kn
7.5 k
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Find mesh currents I, I, I, and I, and node voltages V V, and V in the circuit shown in Figure P3.71. ges 3.71 FIGURE P3.71 R V R2 1.25 kn 5 kn v2500 R3 RA V3 V2 10 kn 1 kn Rg V 20 V 1 kn 7.5 k

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Expert Answer

Step 1

The circuit is given as:

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1 R2 R. 5 kn 1.25 kn 1/2 v2500 V3 3 RA R3 2 v2 1 kn 10 kn V 20 V Re 7.5 k 1 kn H

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Step 2

Applying the nodal analysis at node 1:

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V-20 =0 V-V 1.25k 2500 V-V V 5kn и и-20 =0 2500 5000 1250 8V84 2V-40 0 = 10000 10S4V 40 From circuit V V So 1011240.

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Step 3

Applying nodal a...

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V-VVV 1kΩ 1.25kΩ 10kΩ 108V8 V, - V; ν, 0 = 0 10 19V 8V ..2

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