An RC circuit, hooked up to a battery as shown in the figure, starts with an...
An RC circuit, hooked up to a battery as shown in the figure, starts with an uncharged capacitor. The resistance in the circuit is R = 855.0 ? the capacitor has capacitance of C = 57.0 ?F and the battery maintains the emf of ? = 26.0 V. The switch is closed at time t = 0.0 s and the capacitor begins to charge.
a) What is the time constant for this circuit?
4.874×10-2 s (IS CORRECT)
b) What is the charge on the capacitor after the switch has been closed for t = 7.12×10-2 s?
c) What is the current through the circuit after the switch has been closed for t = 7.12×10-2 s?
d) What is the voltage across the capacitor after the switch has been closed for t = 7.12×10-2 s?
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