Question: Problem 5 . The voltage across a 0 . 6 uF capacitor is zero for t < 0 . For t 0 , the voltage

Problem 5.
The voltage across a 0.6 uF capacitor is zero for t <0. For t 0, the voltage is
40e-15,000t sin 30,000t V.
a. Find the initial current in the capacitor in the direction of the voltage drop.
b. Find the power delivered to the capacitor at t = x/80 ms.
c. Find the energy stored in the capacitor at t = x/80 ms.

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