Students read about the concept of true power and view examples of how it is dissipated as heat is provided.

In this animated lesson, learners examine the rectifier circuitry in a DC variable speed drive that supplies the voltages to the field coil and armature.

Learners examine the internal components of an optical encoder used in automated manufacturing applications. A brief quiz completes the animated activity.

Learners view the steps to find the complex conjugate of a number in polar form using a TI-86 calculator.

In this animated lesson, learners examine sine waves and alternating current. A brief quiz completes the object.

In this animated object, learners examine cycles, frequency, Hertz, wavelengths, and periods. A brief quiz completes the activity.

Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.

In this animated object, learners examine the formulas used to convert peak, RMS, average, and peak-to-peak AC voltages. A brief quiz completes the activity.

Learners view a demonstration of Kirchhoff's Voltage Law using complex numbers for an ac circuit.

You'll practice calculating circuit gain and output voltage for the non-inverting amplifier.

You'll review and learn biology HSA terms.