In this interactive object, learners examine how voltages and currents vary in a parallel LC circuit as the applied frequency changes.

By playing a game of tic-tac-toe, a student can review what happens to currents and voltages throughout a parallel LC circuit when the applied frequency is increased above resonance.

By playing a game of tic-tac-toe, a student can review what happens to currents and voltages throughout a parallel LC circuit when the applied frequency increases from 0 Hz toward resonance.

In this animated object, learners study the problems that develop if the scan time of a PLC is too slow.

Learners study the mathematical calculations used to determine the proper PID values to be entered into a controller using the Ziegler-Nichols Reaction Curve.

In this animated and interactive object, learners calculate the maximum velocity of the work stroke and the return stroke.

Learners study an animated PLC counting operation and examine how the count is automatically reset.

Students read about the ENTRY, INS, and DEL keys and view a demonstration of how to edit and insert characters and recall previous entries.

This primer introduces the student to the correct method of entering complex numbers in both rectangular and polar form.

Learners read how to use the arctangent function to calculate the theta of an angle. The proper keystrokes are displayed.

Students view a sample of the keystrokes of a TI-30XIIS calculator that are required to solve for the instantaneous current of a de-energizing circuit.

Learners view an animation showing the one-shot operation of a programmable logic controller.

In this animated activity, learners study how a PLC performs a shift operation. The learning object covers data movement, data entry, PLC wiring, PLC shift register introductions, and programming for a paint can operation.

This document is a visual and text description of Calculating Turning Speeds & Feeds on a lathe.

Learners examine the correct method for calculating complex reciprocals. The solution for total impedance of a parallel circuit in rectangular form is shown.

In this animated object, learners examine how to wire field devices to a PLC sinking input module.

In this learning activity you'll calculate the determinant of a 2x2 matrix.

This review tests the student's knowledge of cutting speeds and RPM calculations for drilling machines.

In this interactive object, learners are given the RPM, the pulley diameter, and the force, and proceed to calculate belt velocity and horsepower.

In this animated and interactive object, the learner uses a TI-36X calculator to solve for the magnitude of the resultant and of one of the component forces in a right triangle.