Solve the problem.Find the current I as a function of time in an RCL circuit if R = 10 ?, L = 0.025 H,  and  Assume that  and  at  (when the switch is closed).

A. I = 0.888e-160t sin 600t + 0.823e-160t cos 600t
B. I = 0.867e-200t sin 600t
C. I = 0.823e-200t sin 600t + 0.802e-200t cos 600t
D. I = 0.867e-160t cos 600t


Answer: B

Mathematics

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