Hydrocarbon Gas Sensor
By Terry Bartelt
Learners study how a hydrocarbon gas sensor operates and why it is used. A short quiz completes the activity.
Ohm's Law: Power
By Tim Tewalt, Patrick Hoppe
Learners study animated rheostat settings that show how varying the current flow affects the amount of power that is dissipated in a series circuit. Nine review questions complete the activity.
Programming a PLC Timer
In this animated object, learners examine the types of information to enter, and the sequence of steps required, to program a programmable logic controller (PLC) timer.
FVTC Welding Lab 360 Tour
By Jessie Jelinski
Step inside this activity to view a 360° virtual safety tour of the FVTC Welding Labs.
DC/AC I: Unit 5 Sample Exam
By Patrick Hoppe
Learners answer 14 questions about series-parallel DC circuits.
Series Inductance: Practice Problems
Students work nine practice problems to determine total series inductance. Immediate feedback is given.
Programming the Hurco Controller - "CNC"
By Dave Hoffman
In this learning object you'll become familiar with the Hurco Controller in full CNC mode.
Lathe Project: Tapers with Offset Tailstock - Lathe Center
By Kelly Curran
This is a project that gives a drawing with steps to complete the activity.
Instantaneous Voltage Calculations of a Charging RC Circuit (Calculator TI-35X orTI-36X)
Learners view a sample of the keystrokes from a TI-35X or 36X calculator that are required to solve for the instantaneous voltage of a charging RC circuit.
Pneumatic FRL Units
Learners examine a Filter-Regulator-Lubricator (FRL) unit that is used to prepare the air in a pneumatic system.
Transistor Fundamentals: Frequency Response Vocabulary
Students read the vocabulary associated with frequency response as it relates to an amplifier.
Half-Wave Rectifier
This primer introduces the student to the half-wave rectifier. Both the 1st and 2nd approximations are examined.
Lathe: Left-Hand Thread Cutting
This document is a visual and text description of left-hand thread cutting on a lathe.
Feed Rate Calculations
This content gives the student a text and photo overview of feed rate calculations.
Cutting Speeds & RPM Calculations
In this document you'll review an overview of cutting speeds and RPM calculations.
SMAW Discontinuities
In this activity, we'll examine some common discontinuities associated with SMAW welding and review ways to prevent these problems from happening.
DC/AC I: Unit 9 Sample Exam
In this interactive object, learners answer nine questions about inductors.
Series Circuit Analysis Practice Problems: Circuit #9
In this interactive object, learners solve for total resistance, total current, the current through each resistor, the voltage across each resistor, and the power dissipated by each resistor.
Lathe Project: Draw Tube
This project gives a drawing with steps to complete the activity.
Lathe Project: Turning Between Centers
By Thaddeus Hetzer
Learners read work instructions and view a drawing for turning between centers on a lathe.
Project Sheet - Drill & Tap Gage
This lesson provides a drawing with steps to complete the activity.
Transistor AC Analysis Practice Problems: Circuit #1
The learner solves for Zin(base), Zin(stage), Zout, and Av. A "help" screen is available.
Testing an On/Off Switch
In this learning activity you'll review methods for testing an on/off switch with an ohmmeter and a voltmeter.
Voltage Source Approximations
Students examine the first and second approximations of a voltage source. A "stiff" voltage source is defined, and several examples are given.
Saw - Marvel - PCII - Programming a Job (Full CNC)
The student views step-by-step instructions for programming a "job" with the PCII on the Marvel vertical band saw.