In this animated object, learners examine the basic types of limit switches and how they are used.

Students complete a sample exam for DC/AC I. It provides an overview of the material presented in the course.

Learners examine devices that are used to protect a motor from damage, such as fuses, overload heaters, and thermal protectors. A quiz completes the activity.

Students study the concept that the voltage drop across a series circuit resistor is proportional to its resistance. They then complete a brief quiz.

In this learning activity you'll explore how units in the metric system are related to each other and practice locating measurements on a metric line.

In this learning activity you'll practice converting from one metric unit to another.

Learners read a description of how an oscilloscope is used to measure the frequency of a sine wave.

In this animated lesson, learners follow the steps required to read the phase shift difference in degrees between two AC waveforms.

In this interactive and animated activity, students follow the steps for proper digital multimeter placement for resistance, voltage, and current.

Topic 1

Choice Board

Match the questions with the DMEx terms.

Match the terms to the definition.