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Superposition Theorem PPT

The Superposition Theorem is a method for analyzing linear electrical circuits, stating that the total current or voltage is the sum of individual contributions from each independent source. It applies only to linear circuits with multiple independent sources and involves deactivating all but one source to analyze contributions. While it simplifies circuit analysis and aids in understanding source effects, it is time-consuming for large circuits and not applicable for power calculations directly.

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30 views9 pages

Superposition Theorem PPT

The Superposition Theorem is a method for analyzing linear electrical circuits, stating that the total current or voltage is the sum of individual contributions from each independent source. It applies only to linear circuits with multiple independent sources and involves deactivating all but one source to analyze contributions. While it simplifies circuit analysis and aids in understanding source effects, it is time-consuming for large circuits and not applicable for power calculations directly.

Uploaded by

akhilking9652
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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Superposition Theorem

Understanding its principles and


applications
Introduction
• What is the Superposition Theorem?
• - A method to analyze linear electrical circuits.
• - States that the total current/voltage in a
circuit is the sum of individual contributions
from each independent source.
Conditions for Applicability
• The theorem applies only to:
• - Linear circuits
• - Circuits with multiple independent sources

• Doesn't apply to:


• - Power calculations directly
Steps to Apply the Theorem
• 1. Deactivate all independent sources except one:
• - Replace voltage sources with a short circuit.
• - Replace current sources with an open circuit.
• 2. Analyze the circuit:
• - Calculate the current or voltage contribution
from the active source.
• 3. Repeat for each source.
• 4. Sum up the contributions.
Example Circuit Analysis
• - Diagram of a circuit with two voltage sources
and resistors.
• - Step-by-step solution showing how to apply
the theorem.
Example of superposition theorem:
Advantages
• - Simplifies complex circuit analysis.
• - Helps in understanding the effect of each
source.
Limitations
• - Only valid for linear circuits.
• - Time-consuming for large circuits.

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