Exponential Decay of Charge, Voltage, and Current During Discharge

Direct-Current Circuits and Capacitive Systems

12th Grade·Science·Open Global Science

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Model RC circuit discharge kinetics using exponential decay functions and compute circuit time constants (tau = RC).

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Direct-Current Circuits and Capacitive Systems

12th Grade · Science · Open Global Science

7 lessons

Goal

Analyze complex direct-current circuits using Kirchhoff's laws, internal resistance models, potential dividers, and capacitive charge-discharge kinetics.

7 lessons

0 of 7 done

Electromotive Force and Internal Resistance ModelingUp next
Resistivity and Temperature Dependence of ConductorsNot started yet
Kirchhoff's Junction and Loop Laws in Multiloop CircuitsNot started yet
Potential Divider Circuits and Sensor NetworksNot started yet
Capacitance, Parallel Plates, and Dielectric MaterialsNot started yet
Exponential Decay of Charge, Voltage, and Current During DischargeYou are here
RC Circuit Charging Kinetics and Energy StorageNot started yet

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Learning standards covered

OGS.13.PS.5Open Global Science Standards 2026™ · 12th Grade

Investigate direct-current and complex circuits by evaluating electromotive force, internal resistance, resistivity, Kirchhoff's laws, potential divider networks, and capacitive charge-discharge kinetics.