In this learning activity you'll read key words that direct you to add, subtract, multiply, or divide.

Students view the mathematical expression of a sinusoidal waveform with respect to time (t) and solve five problems. The answers are provided so students may check their work.

Students solve practice problems on voltage, current, and impedance matching. Examples precede the problems.

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

Learners review Kirchhoff's Current Law and work six practice problems. Feedback is given.

Students work five practice problems to determine the Thevenin voltage of DC circuits.

Students solve five problems to determine the total impedance of a series-parallel circuit. Immediate feedback is given.

In this interactive object, students work 11 practice problems and solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

Learners review Ohm's Law and work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.

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.

Students complete 10 practice problems.

In this interactive object, learners work 12 problems dealing with dc circuit analysis.

Students work practice problems to calculate the total resistance of a circuit. Feedback is provided.

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.

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

Students work five practice problems to determine the Thevenin resistance of DC circuits.

Learners review Ohm's Law and then work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.

Students work nine practice problems to determine the total inductance of a parallel circuit. Immediate feedback is given.

Students work six practice problems to determine the total capacitance of a series circuit. Immediate feedback is given.

Learners review Ohm's Law and then work 12 problems. In each of the problems, students are given two of the three variables (voltage, resistance, or current) and are asked to solve for the third.