Ziegler-Nichols Reaction Curve Process Identification Procedure (Screencast)
By Terry Bartelt
Learners follow the steps required to perform the Ziegler-Nichols reaction curve process identification procedure.
Ziegler-Nichols Reaction Curve Process Identification Procedure
Ziegler-Nichols Continuous Cycling Tuning Method
In this animated and interactive object, learners follow steps to perform the process identification procedure for the Ziegler-Nichols Continuous Cycling Tuning Method. A short quiz completes the activity.
Ziegler-Nichols Continuous Cycling Tuning Calculations
Learners examine the formulas that are used to determine the proper PID values to be entered into a controller using the Ziegler-Nichols Continuous Cycling Tuning Method.
Zener Diode Voltage Regulation
In this animated and interactive object, learners examine how changes in applied voltage affect the current and voltages in a zener diode voltage regulation circuit. A short assessment completes the activity.
Learners study animation showing the operation of an AC wound-rotor motor with its external starting resistors. A short quiz completes the activity.
Work and Power (Screencast)
By James Bourassa, John Rosz
Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units.
Work and Power
Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units. Practice problems are included.
Wiring Integrated Circuits
Instructions on how to wire an integrated circuit are given.
Students examine the four factors that affect resistance of a wire: temperature, length, diameter, and the type of material from which it is made. A short quiz completes the activity.
Wire Feed Welding Gun Assembly
By Dave Hoffman
In this interactive object, learners follow steps to assemble a wire feed welding torch or gun.
Who Wants to Be an "Engin-aire?" -- Ferrous Metals and Alloys
By Bryan LaVigne
Learners answer questions about ferrous metals and alloys using a game show format. Immediate feedback is provided.
Wheatstone Bridge Application
In this animated activity, students view how the Wheatstone bridge is used to activate a temperature alarm. A short quiz completes the lesson.
Students follow step-by-step directions on how to make mathematical calculations for a Wheatstone bridge.
What Is Torque? (Screencast)
Learners read a description of torque and study the factors that cause its magnitude to change.
What Is Torque?
Learners read a description of torque and study the factors that cause its magnitude to change. A brief quiz completes the activity.
What Is Current?
By Tim Tewalt, Patrick Hoppe
Learners study an animation that shows how a battery charge reduces over time and when varying resistance values are placed in a series circuit. Ten review questions complete the activity.
Welding Wire Spool Installation Instructions
The learner will identify the steps and proper techniques for installing a wire spool on a welding machine.
Waveforms of an SCR Circuit
Learners view waveforms at various locations of an SCR circuit controlling the intensity a light bulb. The waveforms are shown when the light is dim, at medium brightness, and at full brightness. A brief quiz completes the activity.
Waveforms of a Triac Circuit
Learners observe the waveforms in a circuit in which a triac controls the brightness of a lamp’s light. A brief quiz completes the activity.
In this animated object, students examine the concept of wattage dissipation and the three Watt's Law formulas.
Learners examine the function of the analog wattmeter to measure true power, how it is connected in a circuit, and how the internal components develop a measurement. A brief quiz completes the activity.
Volts per Hertz Ratio in AC Drives
Learners view an animated explanation of why an adjustment of the output voltage by an AC drive is required to maintain a constant torque as the frequency is varied.