An initially uncharged 4.35×10−6 F capacitor and a 7690 ohm resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current i0 in the circuit? i0=? Calculate the circuit's time constant ? . ?=?s How much time ? must elapse from the closing of the circuit for the current to decrease to 3.85% of its initial value? t=?

An initially uncharged 4.35×10−6 F capacitor and a 7690 ohm resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current i0 in the circuit? i0=? Calculate the circuit's time constant ? . ?=?s How much time ? must elapse from the closing of the circuit for the current to decrease to 3.85% of its initial value? t=?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter21: Circuits And Dc Instruments

Section: Chapter Questions

Problem 68PE: A 500- resistor, an uncharged 1.50-F capacitor and a 6.16-V emf are connected in series, (a) What is...

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Question

An initially uncharged 4.35×10−6 F capacitor and a 7690 ohm resistor are connected in series to a 1.50 V battery that has negligible internal resistance.

What is the initial current i0 in the circuit?

i0=?

Calculate the circuit's time constant ? .

?=?s

How much time ? must elapse from the closing of the circuit for the current to decrease to 3.85% of its initial value?

t=?

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