- - - - How are the peak-voltage and peak-current related in a purely resistive network? In a purely resistive network, how are the frequencies of the voltage across the capacitor and circulating current related? Draw the v(t) versus angle (a) and i(t) versus angle (a) waveforms for a purely capacitive network. What effect does a capacitor induce in the voltage and current signals under an applied AC voltage? If a voltage signal in the form of v(t) = Vp sin(cot) is applied to a capacitive network, what will be the equation for voltage across the capacitor? If a voltage signal in the form of v(t) = Vp sin(cot) is applied to a capacitive network, what will be the equation for current in the circuit? How are the peak-voltage and peak-current related in a capacitive network? In a purely capacitive network, how are the frequencies of the voltage across the capacitor and circulating current related? Draw the v(t) versus angle (a) and i(t) versus angle (a) waveforms for a purely capacitive network. 28) The capacitive network shown in the figure is assembled with initially uncharged capacitors. A potential difference, Vab = +100V, is applied across the network. The switch S in the network is kept open. Assume that all the capacitances shown are accurate to two significant figures. What is potential difference Vcd across the open switch S? a V = +100 V ab bi 9F 16F C 15 F 6F d S 4F 8 F 12 F A) 0 V B) 40 V C) 50 V D) 60 V E) 70 V