Normally, the rotor windings of a wound rotor induction motor are…
A wound rotor induction motor has a stator like a squirrel cage…
Just as devices have been made to measure certain physical quantities…
Shaded Pole Induction Motor An easy way to provide starting torque to…
Single Phase Synchronous Motors Single-phase synchronous motors are…
Most students of electricity begin their study with what is known as…
Stepper Motor vs Servo Motor A stepper motor is a…
The variable reluctance motor is based on the principle that an…
Most AC motors are induction motors. Induction motors are favored due…
Brushless DC motors were developed from conventional brushed DC motors…
Charles Proteus Steinmetz’s first job after arriving in America…
Wiring Color Codes Infographic. Released under the Creative Commons…
Define the following terms: energy, work, and power.
It was discovered centuries ago that certain types of materials would…
Because octal and hexadecimal numeration systems have bases that are…
PARTS AND MATERIALS Two 6-volt batteries One NPN…
Single Phase Synchronous Motors Single-phase synchronous motors are…
In this circuit, the electric motor is supposed to turn on whenever…
Don’t just sit there! Build something!! Learning to mathematically…
Normally, the rotor windings of a wound rotor induction motor are…
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
Suppose I were about to measure an unknown voltage with a manual-range…
PARTS AND MATERIALS One N-channel junction field-effect transistor,…
What is the purpose of the switch shown in this schematic diagram?
A handy tool for reading resistor color code values
Note the “50 ohm” rating printed on the jacket of the cable. What…
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A special type of relay is one that monitors the current, voltage,…
Read the following quotation, and then research the term…
A rheostat (variable resistor) and a switch are both examples of…
One of the more fascinating applications of electricity is in the…
