What, exactly, is necessary to establish electrical continuity between…
The wires between the tank and the monitoring location is called…
Perhaps the most challenging aspect of interpreting ladder diagrams,…
A chandelier has five light bulbs in it, and one of them is not…
The electrons of different types of atoms have different degrees of…
SPICE analysis of Electrical Isolation Aside from the ability to…
An electrical connector, is an electro-mechanical device used to join…
Any kind of switch contact can be designed so that the contacts…
In this hands-on AC electronics experiment, power a DC motor through a multi-conductor cable to learn how AC signals are coupled between conductors and how to mitigate noise coupling.
Associative Property In addition and multiplication, terms may be…
Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…
By now you should be well aware of the correlation between electrical…
(“c” being a constant) RELATED…
Over the course of learning about electricity, you will want to…
The smaller the cross-sectional area of any given wire, the greater…
The concept and measurement units of resistance are most often used…
In this hands-on AC electronics experiment, you will use an automotive alternator to generate three-phase AC voltage and learn how alternators can function as both generators and motors.
Of course, there is a danger of electrical shock when directly…
A right triangle is defined as having one angle precisely…
Most electrical wire is covered in a rubber or plastic coating called…
All About Contactors When a relay is used to switch a large amount of…
Charles Proteus Steinmetz’s first job after arriving in America…
In this hands-on semiconductor electronics experiment, build a simple current mirror using matched bipolar junction transistors (BJTs) and learn about current mirror circuit limitations, the temperature dependence of BJTs, and thermal runaway.
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.
Don’t just sit there! Build something!! Learning to mathematically…
When lightning strikes, nearby magnetic compass needles may be seen to…
The Functionality of Diode Polarity Being able to determine the…
During the early development of telephone technology, a unit was…
This calculator shows the peak-to-peak voltage (VP-P) value from the peak voltage, RMS voltage, or average voltage.
Don’t just sit there! Build something!! Learning to mathematically…
This calculator helps you determine the values of the resistors R1 and R2 to be used for a bridged-tee attenuator.
A helpful tool for calculating the impedance of a wire microstrip.
As we’ve already learned, electricity requires a complete path…
Unijunction transistor: Although a unijunction transistor is not a…
Let’s take the same components for our series example circuit…
Suppose a 12 volt lead-acid battery has an internal resistance of 20…
Remember that vectors are mathematical objects just like numbers on a…
Although the prime intent of octal and hexadecimal numeration systems…
The Inductance Formula Wheeler’s formulas for…
Determine what the magnitude and polarity of the voltmeter’s…
Given three of the four input parameters (refractive indices, angles of incidence, and refraction) this tool calculates the missing variable based on Snell's law.
