In this animated object, learners examine the concept of gear ratios. The number of teeth, diameters, and velocity relationships are discussed and calculated using linear ratio equations. A quiz completes the activity.

Students solve five problems to determine the total impedance of a series-parallel circuit. Immediate feedback is given.

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

Learners compare the three scales used in pressure measurements: gage, absolute, and vacuum. A brief quiz completes the activity.

This learning object shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.

In this animated object, learners study how displacement level sensors are used to measure the level of liquid in a tank.

In this animated object, learners observe the operation of a J thermocouple with a cold junction. A table is used to convert the voltage it produces to a corresponding temperature. A brief quiz completes the activity.

In this animated learning object, learners examine how an ultrasonic flowmeter measures the flow of liquids through a pipe using ultrasonic sound waves. A short quiz completes the activity.

In this animated object, learners read about hydrostatic pressure and observe how it is used to measure the level of a material in a container.

Match the definition with the correct term.

11.1 Distance and Displacement

Terms and definitions

Review on motion and units.