University of Guelph
University of Guelph: Physics Tutorials: Dc Circuits: Resistors in Parallel
Explains and illustrates the meaning of parallel connections. Discusses the voltage-current-resistance relationships for parallel connections of resistors. An example problem on parallel calculations can be accessed from this page.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Rc Circuit With Battery Model
Simulation showing the simplest RC circuit, with a resistor and capacitor in series with one another, and a battery that can be switched in the series, or switched out of the circuit.
University of Guelph
University of Guelph: Physics Tutorials: Dc Circuits: Resistors in Series
Explains and illustrates the meaning of series connections. Discusses the voltage-current-resistance relationships for series connections of resistors. An example problem on series calculations can be accessed from this page.
Oswego City School District
Regents Exam Prep Center: The Series Circuit
Explains how a series circuit works, accompanied by an animation. Lists the rules and formulas that apply to a series circuit.
Georgia State University
Georgia State University: Hyper Physics: Ac Circuits
A very comprehensive site organized well with many topics dealing with AC circuits.
Science4Fun
Science4 Fun: Resistors, Capacitors, and Inductors
Electric circuits are used to provide a path to electric current. They commonly use three basic electrical components, which are resistors, capacitors, and insulators. They affect the electric current and changes the behavior of the...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Rc Circuit Model
An electrical circuit simulation modeling the behavior of a voltage source attached in a series to a resistor and capacitor.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Rlc Circuit Function Generator
An electrical circuit simulation modeling a resistor, capacitor, and inductor in a series. Vary the resistance, capacitance, inductance and source frequency in the simulation.
Georgia State University
Georgia State University: Hyper Physics: Resistor Combinations
At this site from Georgia State University parallel and series connections of resistors are explained and illustrated. Equations for computing the overal voltage, current, and resistance of such circuits are given and explained.
Intel Corporation
Intel Education: Circuits and Switches
By comparing household electricity to household plumbing, this tutorial makes the concepts of electricity easier to understand. Includes video clips and interactive activities; click on "Instructional Strategies" for teacher resources...
Georgia State University
Georgia State University: Hyper Physics: Ohm's Law and Current Law
At this site from Georgia State University Ohm's law is stated in words and using equations. A JavaScript form allows for multiple practice problems with instant feedback and reinforcement. Kirchoff's current law is stated and...
Boston University
Elementary Physics: Current and Resistance
A general summary of electrical resistance including a comparison of AC and DC current.
Oswego City School District
Regents Exam Prep Center: Kirchhoff's Second Law
This site provides a small definition of Kirchhoff's Second Law as well as illustrations & animations that show how this law works.