If we take the equivalent circuit of an SCR and add another external…
Textbook
Electricity and Magnetism An electric current through a conductor will…
Textbook
A special type of relay is one that monitors the current, voltage,…
Textbook
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Switches
What do you think this logic buffer gate will do, with the output…
Worksheets - Switches
Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Switches
Most students of electricity begin their study with what is known as…
Textbook
Synchronous motors load the power line with a leading power factor.…
Textbook
Bipolar junction transistors (Also known as BJTs) can be used as an…
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Electricity and Magnetism An electric current through a conductor will…
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AC Motors Perhaps the most important benefit of polyphase AC power…
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A switch can be constructed with any mechanism bringing two conductors…
Textbook
Electromechanical relays used to start and stop high-power electric…
Worksheets - Switches
Perhaps the most challenging aspect of interpreting ladder diagrams,…
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It is fairly important to use large value resistors (10 MΩ works…
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In this hands-on electronics experiment, you will use a potentiometer as a variable resistor to control the speed of a motor and learn how to connect a potentiometer as a rheostat.
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Stepper Motor vs Servo Motor A stepper motor is a…
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Don’t just sit there! Build something!! Learning to analyze relay…
Worksheets - Switches
What are Time-Delay Relays? Some relays are constructed with a kind of…
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What does the normal status of an electrical switch refer to?…
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As we saw with DC measurement circuits, the circuit configuration…
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Every meter impacts the circuit it is measuring to some extent, just…
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Constant Rule Rule of Sums Rule of…
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∫f(x) dx Calculus alert! One of the fundamental principles of…
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Contributors to this chapter are listed in chronological order of…
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The single-transistor inverter circuit illustrated earlier is actually…
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The discovery of the relationship between magnetism and electricity…
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This tool is designed to calculate the inductance of two parallel wires
Tools
It should be common-sense knowledge that liquids flow through…
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So far, we’ve observed simulations of transformers where the…
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The normal data inputs to a flip flop (D, S and R, or J and K) are…
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Textbook
Inductive Reactance Capacitive Reactance …
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Identify some of the different types of capacitors, and their…
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Once again, when building battery/resistor circuits, the student or…
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One caveat with signed binary numbers is that of overflow, where the…
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In this hands-on electronics experiment, build an S-R latch using two NOR gates and learn how this type of digital memory operates, including invalid states, race conditions, and the effects of output loading.
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One of the more fascinating applications of electricity is in the…
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If the ends of a wire loop are attached to two half-circular metal…
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With this lesson, I hope to avoid a common mistake found in…
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We have the symbols for depletion mode and enhancement mode MOSFETs -…
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The metric system, besides being a collection of measurement units for…
Textbook
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