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Q1:

I1(s) and I2(s) are the Laplace transforms of i1(t) and i2(t) respectively. The equations for the circuit shown in above figure when switch S is closed at t = 0; are

A

B

C

D

ANS:C -

For t < 0, steady state is reached iL = 2A L = 2 VC = 8 V Using Laplace transformation for t = 0+ Apply KVL to mesh 1 Apply KVL to mesh 2 .



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