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10. For the circuit shown, determine the load current |;

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11. Calculate the loop currents using graph theory.

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PART C
(Answer any two questions. 10 Marks for each question)
12. Find the response i(t) in a series RLC circuit when a step input of V

across it at time t= 0. Assume all initial conditions as zero.
13. In the given circuit, capacitor © has an initial voltage v.(0" ) = 10 volts
instant, current in the inductor is zero. Switch k is closed at time t

expression for voltage across the inductor L.

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Total 4

by using Norton's theorem,

volts is applied

and at the same

= 0. Obtain an