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Solved Problems-9

Problems-9
Calculate the effective resistance between the points A and B in the circuit shown in figure
 
Description: 2759.png
Solution
The 2Ω, 2Ω and 3Ω resistances are in series and 4Ω, 2Ω and 5Ω resistances are also in series. The reduced circuit is shown in the figure.
 
Description: 6419.png
 
Converting the delta consisting of the resistances of 6Ω, 6Ω and 3Ω into equivalent star the circuit is reduced as shown in the figure.
 
Description: 6444.png
Description: 1118.png
 
The equivalent resistance between terminals A and B is given as,
Description: 6452.png
 




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