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Consider a series RC circuit as in the figure below for which R = 2.20Ω, C = 1.50 μF, and = 31.5 V.

(a) Find the time constant of the circuit.

(b) Find the maximum charge on the capacitor after the switch is thrown closed.

(c) Find the current in the resistor 10.0 s after the switch is closed.

1155_capacitor.png

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