Switches 1 and 2 in Figure P7–27 have both been in position A for a long time. Switch 1 is moved to position B at t ¼ 0 and Switch 2 is moved to position B at t ¼ 20 ms.

Find the voltage across the 0.1-mF capacitor for t 0 and sketch its waveform.

Transcribed Image Text:

SW#1 SW#2 150 ww 50 ww B=0 B=0.02 + 0.1 F vc(t) 100 V FIGURE P7-27