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Questions tagged [nodal-analysis]

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0answers
29 views

How to deal with that dependent source? [on hold]

Please help i need the nodal analysis of this circuit but i dont know how to deal with that dependent votage source anyone can help??
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4answers
68 views

Basic nodal analysis question

I have a question about node analysis method. The part I could not solve is the Node c's equation. In equations, C is represented by 3.Here is my question what is G5(i=GV) in the circuit. The empty ...
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1answer
50 views

How to solve a circuit network involving a resistor parallel to a voltage source using only nodal analysis?

I have been stuck on this for the past week and this week i just dont seem to find out what am i doing wrong. Please help me spot my mistake. Here you can find My circuit on multisim. Please provide ...
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0answers
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Determine Va - Vb

Refer to Figure 1 with the ideal resistor components and determine VA – VB, for each of the following conditions: (a) R1 = R2 = R3 = 120 Ω and R4 = 120 Ω – ΔR (b) R2 = R3 = 120 Ω; R1 = 120 Ω – ΔR ...
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1answer
30 views

Nodal Analysis & Identifying Nodes

What is a Node? In electrical engineering, a node is any point on a circuit where the terminals of two or more circuit elements meet. An image from my textbook... Why is the node rightward of ...
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1answer
35 views

Writing the Nodal and Mesh equations for large circuit and large supermesh

Here's my circuit: simulate this circuit – Schematic created using CircuitLab I have defined the node 'voltages' and the mesh current directions and the currents themselves. What I want to do ...
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1answer
60 views

Opamp confusion

I would really appreciate a little help here if someone explain me why his Voltage is 4v while mine is 10/3 and one more thing: whats the point of Applying KCL at node 1 when 5v is already known at ...
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1answer
36 views

Finding current over controllable voltage source using nodal analysis

I have the following circuit: Let me explain the diagram a bit first: I0 is current in that direction, V0 is voltage and 2 V0 is also voltage times two. V1, V2, and V3 are my nodes. The 'S' by the ...
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2answers
59 views

How do I calculate I2 by nodal analysis only?

I am trying to do a nodal analysis of this circuit. and I need to do this by nodal analysis only. I need to find \$ i_1 \$, \$ i_2 \$ and \$ i_3 \$. I have found that \$ i_1 = \frac{V_B - V_A}{R_1}...
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1answer
73 views

KCL for this circuit?

I have this circuit and I know that for \$V_1\$ (taking current exiting the node as positive) it is \$\frac{-(8-V_1)}{2} +\frac{V_1}{4}-\frac{V_2-V_1}{1} -4=0\$ but for \$V_2\$ I'm slightly confused. ...