In this learning activity you'll explain how voltage and resistance in a series circuit affect current flow.

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

Students view the layout and operation of a digital logic probe.

Learners solve for voltage, current, and power in a single source, six-resistor circuit. A help screen is provided.

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 the definitions of working capital, current ratio, quick ratio, return on equity, accounts receivable turnover, and inventory turnover.

Students solve problems on the determination of total inductive reactance of series-parallel inductors.

Students solve problems on the determination of total capacitive reactance of series-parallel capacitors.

Which word/phrase will make the sentence parallel?

HTR

Practice problems in calculating tolerance in fraction inch, decimal inch and metric measurements.

Choice Board