Students read an explanation of the operation of an operational amplifier that functions as a comparator.
Synchronous Speed of an AC Motor
By Terry Bartelt
In this animated and interactive object, learners study the synchronous rotational speed of the magnetic field created by the stator of an AC Motor.
Transistor Fundamentals: Junction Field Effect Transistor (JFET)
By Patrick Hoppe
Students read about the common characteristics of the Junction Field Effect Transistor. They also explore the schematic symbols and the basic operation of the JFET.
Selecting a Proper Single Phase Transformer
By Gary Lindell, Terry Bartelt
Students follow the steps that are required to select a transformer with the proper ratings. Voltage, frequency, current, and KVA are considered.
Discharging Time Constants of an RC Circuit
In this animated object, learners examine how current, voltage and the discharging capacitor of a series RC changes during 5 time constants. A brief quiz completes the activity.
Learners view the operation of the 7485 integrated circuit magnitude comparator in this animated object. A quiz completes the activity.
Transistor Fundamentals: Classes of Operation
Students read about the three main classes of amplifiers and view graphical representations of the collector current and circuit.
The Time Proportioning Operational Amplifier
In this animated object, learners see how a time proportioning operational amplifier varies an average DC voltage. A brief quiz completes the activity.
Op Amp Comparator
Inverting Op Amp
In this interactive object, learners examine the operation of an inverting operational amplifier through formulas, tables, and animated illustrations. A brief quiz completes the activity.
Kata Adjektif dan Kata Penguat (Adjective & Amplifier Words)
Boleh jawab? Pandai!
Latihan Pengukuhan Kata Penguat Belakang Tahun 3 (Word Amplifier)
Sila pilih jawapan yang betul berkaitan kata penguat untuk mendapatkan gerakan (move) tambahan.
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