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Question 2016.S2.24: The graph associated with an electrical network has 7 branch......

The graph associated with an electrical network has 7 branches and 5 nodes. The number of independent KCL equations and the number of independent KVL equations, respectively, are

(a) 2 and 5                (b) 5 and 2

(c) 3 and 4                (d) 4 and 3

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Given that there are 7 branches and 5 nodes in the network. Therefore,
Number of KCL equations = n □1
Number of KVL equations = b □ ( n □1)= 7 □ (5 □1) = 3

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