(a) Crystal radio. (b) Modulated RF at antenna. (c) Rectified RF at…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Resistors
Over the course of learning about electricity, you will want to…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Resistors
Inductors, like all electrical components, have limitations which must…
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Guidelines to Series-Parallel Combination Circuit Analysis The goal of…
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Don’t just sit there! Build something!! Learning to mathematically…
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In very simple, qualitative terms, rate the impedance of capacitors…
Worksheets - Resistors
What do we do if we come across a circuit more complex than the simple…
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The smaller the cross-sectional area of any given wire, the greater…
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If two coils of wire are brought into close proximity with each other…
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Don’t just sit there! Build something!! Learning to mathematically…
Worksheets - Resistors
Quantum physics describes the states of electrons in an atom according…
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Conductors lose all of their electrical resistance when cooled to…
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While Oersted’s surprising discovery of electromagnetism paved…
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Introduction Whenever an electric voltage exists between two separated…
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This calculator will solve for either distance, time, or speed given two of the three parameters.
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This calculates the capacitance of a capacitor based on its charge, Q, and its voltage, V, according to the formula, C=Q/V.
Tools
Inductive Reactance Capacitive Reactance …
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If a sinusoidal voltage is applied to an impedance with a phase angle…
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The Skin Depth of Copper in Electrical Engineering As previously…
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∫f(x) dx Calculus alert! A 5 H inductor is subjected to an electric…
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The electrons of different types of atoms have different degrees of…
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Electromechanical relays used to start and stop high-power electric…
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In this hands-on AC electronics experiment, use a PC-based oscilloscope program to observe waveforms from a musical keyboard and learn basic oscilloscope operation.
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Suppose I were about to measure an unknown voltage with a manual-range…
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A similar effect happens in series inductive/capacitive circuits. When…
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In addition to voltage and current, there is another important…
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A high-pass filter’s task is just the opposite of a low-pass…
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For extremely high-frequency applications (above 1 GHz), the…
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Value of time constant in series RC and RL circuits Time…
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Contributors to this chapter are listed in chronological order of…
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In this hands-on electronics experiment, you will build an electromagnet and learn about electromagnetism including the relationship of magnetic polarity to current flow.
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Early in my explorations of electricity, I came across a length of…
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Remember that vectors are mathematical objects just like numbers on a…
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Although transistor switching circuits operate without bias, it is…
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What do we do if we come across a circuit more complex than the simple…
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Any kind of switch contact can be designed so that the contacts…
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The expression of numerical quantities is something we tend to take…
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During the early development of telephone technology, a unit was…
Worksheets - Resistors
Given two lengths of metal wire, which one will have the least…
Worksheets - Resistors
The SPICE (Simulation Program, Integrated Circuit Emphesis)…
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