Pressure Measurements in Inches of Water Column
By Terry Bartelt
Learners read how inches of water column is used as a unit of pressure measurement. Practical applications and a conversion formula to psi are included.
Total Resistance in a Parallel Circuit
The learner will apply the three formulas used to find the total resistance of three types of parallel resistor circuit configurations.
The Transfer Functions: RC Low-Pass Filter with a Bode Plot
By Patrick Hoppe
Students read how the transfer function is developed for an RC low-pass filter. A straight line Bode plot is drawn through close approximations.
The Basic Operation of a Diode
In this interactive and animated object, learners examine the operation of a semiconductor diode when it is forward and reverse biased. A brief quiz completes the activity.
AC Current Flow
In this interactive and animated object, learners examine the flow of electron current into and out of hot and neutral sockets during each alternation of an AC waveform. A brief quiz completes the activity.
Opens and Shorts in a Parallel Circuit
Learners examine the changes in current and voltage values in a parallel circuit when open and short conditions develop. Ohm's Law calculations are shown, and a brief quiz completes the activity.
Presetting and Clearing a Flip-Flop
In this animated activity, learners view how to clear and preset a flip-flop to store a logic 0 or a logic 1.
Total Impedance of a Parallel Circuit Using Complex Numbers
Students read how to determine the total impedance of a parallel circuit using complex numbers. The "J" term is used in the calculations.
Oscilloscope: DC Voltage Measurements
Learners follow step-by-step instructions for using an oscilloscope to measure DC voltages.
Building a Binary Counter with a JK Flip-Flop
In this animated activity, learners examine the construction of a binary counter using a JK flip-flop. The ability of the JK flip-flop to "toggle" Q is also viewed.
Learners examine the Karnaugh map for a three-variable system. Several examples are given.
P&ID Tag Numbers
Learners study the types of information letters and numbers placed inside general piping and instrumentation diagram symbols.
Medical vs. Nursing Diagnoses
By Diane Cozzi
In this interactive and animated object, learners classify a number of diagnoses by shooting a soccer ball into goals marked "Medical" and "Nursing."
Measuring Current in a Parallel Circuit
In this interactive learning object, students view the ammeter connections for measuring currents in a parallel circuit with three branches on an energy concepts lab board. A brief quiz completes the activity.
Positions Used in Medical Examinations
By Candy Dailey
In this interactive object, students view the various positions used during medical examinations. They then match the names of the positions with the correct images and with their descriptions.
Fundamentals of a DC Motor
Learners study the interaction between the conductors of the stator and the armature inside a DC motor, which causes the shaft to rotate. A short quiz completes the activity.
The DC Shunt Motor
Learners examine the operation of a DC Shunt motor and its characteristics. A quiz completes the activity.
Psychotropic Medications and Neurotransmitters
By Lucie Cutler
In this animated object, learners examine how psychotropic medications act on neurotransmitter systems to achieve their desired effect.
Ohm's Law: The Relationship of Voltage, Current, and Resistance
In this interactive object, learners vary the value of the resistance to see how it affects current. Example problems are included.
Total Power Calculations in a Series Circuit
In this learning activity you'll review the various ways to calculate the total power consumed in a series circuit.
Normally Open vs. Normally Closed Pressure Control Valves
In this animated activity, learners examine the operation of normally open and normally closed valves used in hydraulics. A brief quiz completes the learning object.
Simple Pneumatic Circuits
Learners examine the operation of five pneumatic animated circuits that use directional control valves, pilot lines, check valves, needle valves, and cylinders.
Excel: Converting Radians to Degrees
Students read how to use the DEGREES() function to convert radians to degrees.
By Glenn Sokolowski
In this interactive object, learners examine sectional views used in engineering drawings. The sections shown are full, half, offset, aligned, revolved, and broken-out. Learners match drawings of sectional views with the names of the views.
Biomolecules: The Proteins (Video)
By Becky Polk-Pohlman
Explore what proteins are, their structure, and their functions.