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Question

1. Consider the circuit below. Assume the switch has been in its initial position for a long time, and it

switches position as indicated at t = 0.

a. Find v(t) for all t > 0.

b. Sketch v(t) as voltage vs. time; annotate critical values on your sketch.

c. How much energy is stored in the capacitor at t = 0?

www

50 ΚΩ

(+1

12 V

t = 0

100 ΚΩ

M

100 μF

+

v(t)

Fig: 1