In this animated object, learners examine how aeration develops in a hydraulic pump. A brief quiz completes the activity.

The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.

Learners follow a methodical approach for the dc analysis of series-parallel circuits.

Learners view the steps to find the complex conjugate of a number using the TI-83 Plus calculator. They are encouraged to work the examples given.

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 animated and interactive object, learners examine how a variable voltage is obtained from a variable resistor that is wired as a potentiometer across a fixed DC power supply.

Revision for Quarter Eams

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

Match the terms to the definition.

You will be matching units that belong to the same quantity