A 4.0 ?F capacitor is connected in series with a 2.0 k? resistor across a 20-V DC source and an open switch. If the switch is closed at t = 0 s, what is the charge on the capacitor at t = 9 ms?
A)
0 C
B)
37% of the minimum charge
C)
68% of the maximum charge
D)
68% of the minimum charge
E)
96% of the maximum charge
C
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(A) 42 MPa
(B) 67 MPa
(C) 71 MPa
(D) 93 MPa
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