A 30-μF Capacitor Is Charged to 80 V and Then

question 15

Multiple Choice

A 30-μF capacitor is charged to 80 V and then connected across an initially uncharged capacitor of unknown capacitance C. If the final potential difference across the 30-μF capacitor is 20 V, determine C.

• A) 60 μF
• B) 75 μF
• C) 45 μF
• D) 90 μF
• E) 24 μF

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