In this interactive and animated object, learners examine why the piston of a hydraulic cylinder extends slower than it retracts. A brief quiz completes the activity.
Learners examine the operation of an inductive proximity sensor in this animated object. A brief quiz completes the activity.
Learners consider why an impedance matching transformer is needed to connect an antenna to a television.
Learners examine the impedance matching capability of a transformer and how to select the proper turns ratio to achieve this function. A brief quiz completes the activity.
In this animated object, learners examine the relationship between pressure and temperature in an air conditioning system.
In this animated activity, students view a step-by-step approach of how to connect an ammeter to a circuit. A brief quiz concludes the lesson.
Learners are introduced to primary and secondary batteries. Examples are given.
Students read the multivariable theorems and view the graphic depictions of the Boolean expressions.
Learners examine how air-to-open valves and air-to-close valves are used in different situations. A brief quiz completes the activity.
In this colorful and animated activity, learners study the operation of a needle valve and the operation of the needle valve with a check valve. A brief quiz completes the activity.
This interactive object is designed to help learners memorize schematic symbols used in hydraulic diagrams. Learners quiz themselves using electronic flashcards.
Learners view an animation of a counterbalance valve in operation and examine the valve’s internal structure.
In this animated object, learners examine the parts of a pneumatic power system, including the prime mover, compressor, and receiver tank, and how they function.
Students read how to calculate the size of a hydraulic cylinder that is required for a particular application. Mathematical formulas are provided.
Students view a dc analysis of an emitter-biased NPN transistor.
Students read about the characteristics of the ideal operational amplifier and compare them with the industry standard LM741C.
Learners view the operation of a full-wave rectifier which has two diodes.
In this learning activity you'll build a resistor's color code based on the bands.
Learners examine the animated Timer-On Delay instruction and the Timer-Off Delay instruction of a PLC timer. A brief quiz completes the activity.
Students complete 10 practice problems. These deal with the determination of series current, zener current, and load current, and if the zener diode is operating in the breakdown region.
Learners will examine the four steps to listen actively to improve relationships.
Learners identify the major components of an aircraft and the functions of these components.
Learners read a description of torque and study the factors that cause its magnitude to change. A brief quiz completes the activity.
This learning activity uses a water pressure analogy to present the concept that voltage pressure is required to cause current flow.
Students work five practice problems to determine the Thevenin resistance of DC circuits.