A 30-mF 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-mF capacitor is 20 V, determine C
a. 60 mF
b. 75 mF
c. 45 mF
d. 90 mF
e. 24 mF
D
Physics & Space Science
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