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A resistor and capacitor are connected in series to a power supply of 50 Volts. The...

A resistor and capacitor are connected in series to a power supply of 50 Volts. The resistor has a value of 30000 ohms and the Capacitor is initially uncharged. After a time of 16.0 seconds, the capacitor is charged 72% fully charged.

a) What is the capacitance of capacitor in this circuit?

b) What is the time constant of this system?

c) What is the current through the resistor at t= 20.0 seconds?

d) What is the potential difference across the capacitor at t= 25.0 seconds?

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