In this animated object, learners examine the design of a ladder circuit that provides manual control to a water pumping system. Students also study modifications to the circuit as the complexity of the system increases.

Learners observe the animated operation of an astable mulivibrator using a 555 IC (integrated circuit) chip and external components.

Learners identify maintenance roles and match statements characteristic of each role. This activity has audio content.

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.

Learners view a vector diagram for a series RC circuit and read information concerning the voltage across each component, the total voltage, and the phase angle.

Learners read about the vector diagram for a parallel RL circuit. This animated lesson presents information on current flow through each branch, total current, and phase angle.

Learners view a vector diagram for a series RL circuit. Information on the voltage across each component, the total voltage, and the phase angle is included.

In this learning activity you'll review various types of common components used in electronics and view their schematic diagram symbols.

In this learning activity you'll review the operation and schematic symbols of various types of switches and push buttons used for electronic circuits.

Identify the following terms being described in each statement. Choose your answer from the choices below.