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Solved Problems-5

Problems-5
Using superposition theorem, calculate the current through the Description: Description: Description: 4887.pngΩ impedance branch of the circuit shown in the figure below.
 
Description: Description: Description: 2475.png
 
Solution
Case I. 30 V source is acting alone
 
Description: Description: Description: 2482.png
 
Impedance, Description: Description: Description: 4862.png
 
Description: Description: Description: 4872.png
 
Description: Description: Description: 4878.png
 
Case II. 20 V source is acting alone
 
Description: Description: Description: 2507.png
 
Impedance, Description: Description: Description: 4894.png
 
Description: Description: Description: 4900.png
 
Description: Description: Description: 4906.png
 
By superposition theorem, total current flowing through the Description: Description: Description: 4929.png impedance is,
 
Description: Description: Description: 4942.png
 




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