Kirchoffs current law. Someone check to make sure its correct?

In summary, according to the given conversation, due to the series configuration, Ic and Id are equal in magnitude but opposite in direction. If Ia is 3A and Ic is 1A, then Id is -1A. The equation Ia + Ic - Id - Ib = 0 is used to determine that Ia and Ib are equal in magnitude, resulting in Ia=Ib = 3A. Using the Node with Ia and Ic entering and Ib leaving and applying KCL, we can also determine that Ia+Ic=Ib or 3A + 1A =4A. Similarly, for the node with Ib and Id entering and Ia leaving, we can
  • #1
Agnostic
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Due to the series configuration, Ic and Id are equal in magnitude but opposite in direction.
if Ia = 3A, Ic = 1A, then Id = -1A
Ia + Ic - Id - Ib = 0
3A + 1A - 1A - Ib = 0
as a result, Ia=Ib = 3A
 
  • #3
data1217 said:
Due to the series configuration, Ic and Id are equal in magnitude but opposite in direction.
if Ia = 3A, Ic = 1A, then Id = -1A
Ia + Ic - Id - Ib = 0
3A + 1A - 1A - Ib = 0
as a result, Ia=Ib = 3A


I agree with the Ic Id sign. However, Using the Node with Ia and Ic entering and Ib leaving and using KCL. I get Ia+Ic-Ib=0 therefore Ia+Ic=Ib or 3A + 1A =4A
 
  • #4
Valhalla said:
I agree with the Ic Id sign. However, Using the Node with Ia and Ic entering and Ib leaving and using KCL. I get Ia+Ic-Ib=0 therefore Ia+Ic=Ib or 3A + 1A =4A

You are right.
for the node with Ib and Id entering, Ia leaving
-Ia + Ib + Id = 0
-3 + Ib + -1 = 0
Ib =4A
 

Related to Kirchoffs current law. Someone check to make sure its correct?

1. What is Kirchoff's Current Law?

Kirchoff's Current Law, also known as Kirchoff's First Law, states that the algebraic sum of currents entering and leaving any junction in an electrical circuit must equal zero.

2. How does Kirchoff's Current Law apply to circuit analysis?

Kirchoff's Current Law is used in circuit analysis to determine the unknown currents in a circuit by applying conservation of charge at each junction.

3. Can Kirchoff's Current Law be applied to both series and parallel circuits?

Yes, Kirchoff's Current Law can be applied to both series and parallel circuits as it is based on the principle of conservation of charge and applies to all types of circuits.

4. What is the significance of Kirchoff's Current Law in circuit analysis?

Kirchoff's Current Law is a fundamental principle in circuit analysis and is used to solve complex circuits by simplifying the calculations. It also helps to ensure that the circuit obeys the principle of conservation of charge.

5. Are there any limitations to Kirchoff's Current Law?

Kirchoff's Current Law assumes that the current flows through the junction without any change in magnitude. It also assumes that the wires connecting the components have negligible resistance. These assumptions may not hold true in some cases, leading to limitations in the application of this law.

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