The learner will calculate input and output circuit resistance for the Inverting Op-Amp configuration.

In this interactive object, learners work 11 problems covering atomic structure, conductors, and insulators.

Learners study animated rheostat settings that show how varying the current flow affects the amount of power that is dissipated in a series circuit. Nine review questions complete the activity.

Learners answer 14 questions about series-parallel DC circuits.

Students work nine practice problems to determine total series inductance. Immediate feedback is given.

In this interactive object, learners answer nine questions about inductors.

In this interactive object, learners solve for total resistance, total current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.

In this learning activity you'll review methods for testing an on/off switch with an ohmmeter and a voltmeter.

Students examine the first and second approximations of a voltage source. A "stiff" voltage source is defined, and several examples are given.

Students read a step-by-step approach on how to connect a voltmeter to a circuit when making a measurement.

Learners review the three formulas for power and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and asked to solve for power. Immediate feedback is provided.

In this animated object, learners drag resistors of the proper value into a series circuit to cause a required amount of current to flow. Seven review questions complete the activity.

A sample exam for DC/AC I, unit # 12 is presented to the students. This unit covers transformers.

In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

In this interactive object, learners solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

In this interactive object, learners work 10 problems covering resistors, voltage, and current.

In this interactive object, students answer 10 questions covering Ohm's Law and Power Law.

In this learning activity you'll review the steps for determining the total capacitance of a parallel circuit and work practice problems.

Learners examine first and second approximations and view examples of a "stiff" current source.

Learners read a step-by-step approach on how to connect an ohmmeter when making measurements in this interactive lesson.

Learners study an animation that shows how a battery charge reduces over time and when varying resistance values are placed in a series circuit. Ten review questions complete the activity.

In this interactive object, learners answer nine questions about series and parallel circuits. Immediate feedback is provided.

Learners examine a series-parallel circuit and solve 14 problems related to voltage, current, and power. A help screen is provided.