Network Analysis and Synthesis - ECE Questions and Answers

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With I_s disconnected I = - 1, when I_s = b is connected, the value of I will become

2 A

-1 A

1 A

3 A

Answer : Option C

Explanation :

I = -1 when V_s connected, when I_s is open let find current in 2Ω resistor when V is shorted and I is connected.