The Capacitive Network Shown in the Figure Is Assembled with Initially

question 4

Multiple Choice

The capacitive network shown in the figure is assembled with initially uncharged capacitors. A potential difference, V_ab = +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 V_cd across the open switch S?

• A) 0 V
• B) 40 V
• C) 50 V
• D) 60 V
• E) 70 V

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