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A capacitor that is initially uncharged is connected in series with a resistor and an emf source with & = 110 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 6.9x10-5 A. The time constant for the circuit is 4.4 s.

A capacitor that is initially uncharged is connected in series with a resistor and an emf source with & = 110 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 6.9x10-5 A. The time constant for the circuit is 4.4 s.

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A)

What is the resistance of the resistor?
Express your answer using two significant figures.
 
 B)
What is the capacitance of the capacitor?
Express your answer using two significant figures.
A capacitor that is initially uncharged is connected in series with a resistor and an emf source with & = 110 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 6.9x10-5 A. The time constant for the circuit is 4.4 s.
Transcribed Image Text:A capacitor that is initially uncharged is connected in series with a resistor and an emf source with & = 110 V and negligible internal resistance. Just after the circuit is completed, the current through the resistor is 6.9x10-5 A. The time constant for the circuit is 4.4 s.
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