In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.
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.
In this animated object, learners study how the internal parts of an AC synchronous motor interact with magnetic fields to cause rotation. A short quiz completes the activity.
In this interactive object, learners identify a variety of prevention activities as primary, secondary, or tertiary.
In this animated and interactive object, learners examine the formula for horsepower and work practice problems.
In this interactive and animated object, learners examine the operation of a semiconductor diode when it is forward and reverse biased. A brief quiz completes the activity.
In this highly animated and colorful object, learners examine the steps of carbohydrate digestion. A brief quiz completes the activity.
This learning activity describes the physical properties that affect the inductance, in henries, of an inductor.
Learners read about the concepts of true power, reactive power, and apparent power, and are introduced to the power factor formula. A short quiz completes the activity.
Learners read an explanation of the concept of apparent power in a power distribution system involving motors, generators, and transformers. A quiz completes this interactive lesson.
In this interactive object, students explore the basic elements and common terms associated with dimensions and leaders. A quiz completes the activity.
In this learning activity you'll explore the functions and proper operation of a digital multimeter.
Learners examine the operation of five pneumatic animated circuits that use directional control valves, pilot lines, check valves, needle valves, and cylinders.
Learners view animations showing the operation of the internal parts of an AC generator. A short quiz completes the activity.
Learners examine how a PLC Timer-Off instruction is used in the operation of an automotive paint booth.
Learners view practical examples of how a Hall-effect sensor is used.
Using a memory shortcut for calculations, the learner determines line and phase values of current in a three-phase AC configuration. Practice problems complete the activity.
In this interactive object, learners examine the PN sections of a diode and the diode's forward- and reverse-biased operations. A brief quiz completes the activity.
Learners observe current flow throughout the series portion and branches of a parallel circuit. This animated activity includes calculations and a short quiz.
Learners follow steps to convert numbers from Gray code to binary code. They then view steps to change binary values to Gray code numbers.
In this animated activity, learners read about the types of lines found on blueprints. A quiz completes the activity.
In this interactive object, learners identify nursing actions that help to prevent the spread of infection.
In this animated object, learners examine the bones of the appendicular skeleton.
In this colorful, interactive object, learners examine nervous and epithelial tissue composition and function. A quiz completes the activity.
Students complete a sample exam for DC/AC I. It provides an overview of the material presented in the course.