The variable reluctance motor is based on the principle that an…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Normally, the rotor windings of a wound rotor induction motor are…
Generators used in battery-charging systems must be regulated so as to…
If the ends of a wire loop are attached to two half-circular metal…
If an electric current is passed through this wire, which direction…
Brushless DC motors were developed from conventional brushed DC motors…
A three-phase motor may be run from a single-phase power source.…
Most students of electricity begin their study with what is known as…
Most AC motors are induction motors. Induction motors are favored due…
After the introduction of the DC electrical distribution system by…
Stepper Motor vs Servo Motor A stepper motor is a…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Charles Proteus Steinmetz’s first job after arriving in America…
Just as devices have been made to measure certain physical quantities…
Explain the operation of this “H-bridge” motor control circuit: At…
All About Contactors When a relay is used to switch a large amount of…
Explain the operation of this “H-bridge” motor control circuit: At…
A chandelier has five light bulbs in it, and one of them is not…
If the ends of a wire loop are attached to two half-circular metal…
Brushless DC motors were developed from conventional brushed DC motors…
After the introduction of the DC electrical distribution system by…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Just as devices have been made to measure certain physical quantities…
A very useful tool for observing rotating objects is a strobe light.…
Charles Proteus Steinmetz’s first job after arriving in America…
Don’t just sit there! Build something!! Learning to mathematically…
The interlock contacts installed in the previous section’s motor…
Don’t just sit there! Build something!! Learning to analyze digital…
Project Parts and Materials Automotive alternator (one required, but…
Generators used in battery-charging systems must be regulated so as to…
The variable reluctance motor is based on the principle that an…
As an electric current is passed through a coil of wire, it creates a…
Electromechanical watt-hour meters use an aluminum disk that is spun…
Normally, the rotor windings of a wound rotor induction motor are…
Calculate the voltage output by the secondary winding of a transformer…
Shift registers, like counters, are a form of sequential logic.…
Dielectric strength in kilovolts per inch (kV/in): Material*…
This calculator computes for the capacitor charge time and energy, given the supply voltage and the added series resistance.
Don’t just sit there! Build something!! Learning to mathematically…
A helpful tool for computing the Effective Isotropic Radiated Power (EIRP) of an antenna
A calculator for computing several parameters needed in the design of a flyback switch mode regulator
A tool designed to convert between units of torque
Whenever electrons flow through a conductor, a magnetic field will…
The following problems are arranged in order from most likely to least…
How to Create a Band-stop Filter? Also called band-elimination,…
Shown here is a simplified representation of an atom: the smallest…
“Garbage in, garbage out.” —Anonymous SPICE is a…
Don’t just sit there! Build something!! Learning to analyze digital…
Don’t just sit there! Build something!! Learning to mathematically…
Standing waves at the resonant frequency points of an open- or…
PARTS AND MATERIALS Two single-turn, linear-taper potentiometers, 5…
Ampacities of copper wire, in free air at 30o C: INSULATION TYPE…
Electromechanical watt-hour meters use an aluminum disk that is spun…
What Is an XOR Gate? One element conspicuously missing from the set of…
Single Phase Synchronous Motors Single-phase synchronous motors are…
