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.
This calculator will determine the combined Lorentz force exerted on a charged particle moving through both an electric field and a magnetic field.
What does the acronym RF stand form, in reference to radio-related…
Don’t just sit there! Build something!! Learning to mathematically…
Explain the operation of this “H-bridge” motor control circuit: At…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Before the advent of solid-state logic circuits, logical control…
One of the more fascinating applications of electricity is in the…
A chandelier has five light bulbs in it, and one of them is not…
The armature windings of your DC motor will have very low resistance.…
The Q factor of a series inductive circuit is given by the following…
Solid-state switching circuits usually keep their constituent…
Calculate the equivalent resistance of up to six resistors in parallel with ease while learning how to calculate resistance in parallel and the parallel resistance formula.
Perhaps the most challenging aspect of interpreting ladder diagrams,…
Stepper Motor vs Servo Motor A stepper motor is a…
The interlock contacts installed in the previous section’s motor…
A wound rotor induction motor has a stator like a squirrel cage…
Generators used in battery-charging systems must be regulated so as to…
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
Normally, the rotor windings of a wound rotor induction motor are…
Charles Proteus Steinmetz’s first job after arriving in America…
After the introduction of the DC electrical distribution system by…
If we were to express the series-connected DC voltages as phasors…
Over the course of learning about electricity, you will want to…
With this lesson, I hope to avoid a common mistake found in…
If the ends of a wire loop are attached to two half-circular metal…
Impedance Matching Because transformers can step voltage and current…
Like its bipolar cousin, the field-effect transistor may be used as an…
How much voltage is there between the following pairs of points in…
In this hands-on electronics experiment, you will connect batteries in parallel to power a light and learn the relationship between the individual battery currents and the total system current.
The expression of numerical quantities is something we tend to take…
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What is the purpose of a seven-segment decoder circuit? What is a…
Perhaps the most important consideration of an ADC is its resolution.…
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∫f(x) dx Calculus alert! Calculus is a branch of mathematics that…
All entries arranged in alphabetical order of surname. Major…
This calculator will convert voltage or power gains into decibels. Enter one of the three values and the calculator will output the other two.
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Identify which trigonometric functions (sine, cosine, or tangent) are…
What does the normal status of an electrical switch refer to?…
No text on electrical metering could be called complete without a…