An initially uncharged 4.15 pF capacitor and a 7.51 k2 resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current in the circuit, expressed in milliamperes? initial current: mA Calculate the circuit's time constant in milliseconds. time constant: ms How much time, in milliseconds, must elapse from the closing of the circuit for the current to decrease to 3.83% of its initial value? elapsed time: ms

University Physics Volume 2
18th Edition
ISBN:9781938168161
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Chapter10: Direct-current Circuits
Section: Chapter Questions
Problem 52P: A 2.00- and a 7.50F capacitor can be connected in series or parallel, as can a 25.0- and a 100k...
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An initially uncharged 4.15 µF capacitor and a 7.51 k2 resistor are connected in series to a 1.50 V battery that has negligible
internal resistance. What is the initial current in the circuit, expressed in milliamperes?
initial current:
Calculate the circuit's time constant in milliseconds.
time constant:
ms
How much time, in milliseconds, must elapse from the closing of the circuit for the current to decrease to 3.83% of its
initial value?
elapsed time:
ms
Transcribed Image Text:An initially uncharged 4.15 µF capacitor and a 7.51 k2 resistor are connected in series to a 1.50 V battery that has negligible internal resistance. What is the initial current in the circuit, expressed in milliamperes? initial current: Calculate the circuit's time constant in milliseconds. time constant: ms How much time, in milliseconds, must elapse from the closing of the circuit for the current to decrease to 3.83% of its initial value? elapsed time: ms
Expert Solution
Step 1

Capacitance (C)= 4.15 μF Resistance = 7510 ohm V = 1.50 volts 

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