Multiple Choice
In the circuit shown in the figure,the switches S1 and S2 are initially open and the 20-mF capacitor has a charge of 100 mC.About how long will it take after switch S1 is closed (switch S2 remains open) for the charge on the capacitor to drop to 5 mC?
A) 3.0 s
B) 6.0 s
C) 9.0 s
D) 12 s
E) 18 s
Correct Answer:

Verified
Correct Answer:
Verified
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