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An uncharged 47µF capacitor and a 2.2kΩ resister are connected in series to a 12V automobile...

An uncharged 47µF capacitor and a 2.2kΩ resister are connected in series to a 12V automobile battery. (a) What is the time constant for the circuit. (b) How long will it take the capacitor to be charged to 75% of its capacity? (c) How much charge is on the capacitor at that time? (d) What will the voltage across the capacitor be at that time.

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