What is the difference between DC and AC electricity? Identify some…
This calculator uses Faraday's and Lenz's laws to calculate the magnitude and polarity of the induced electromotive force (EMF) caused by a change in magnetic flux through a closed-loop coil.
Voltage is commonly defined as “electrical pressure.” The unit of…
Don’t just sit there! Build something!! Learning to mathematically…
This calculator will determine the instantaneous energy, sustained energy, and power consumed by an electrical system given two of the three electrical parameters (voltage, current, or resistance) and the time.
What is the difference between DC and AC electricity? Identify some…
If a sinusoidal voltage is applied to an impedance with a phase angle…
When calculating the power dissipation of resistive components, use…
Define the following terms: energy, work, and power.
A common topology for DC-AC power converter circuits uses a pair of…
Schottky diodes Schottky diodes are constructed of a metal-to-N…
PARTS AND MATERIALS Power transformer, 120VAC step-down to 12VAC,…
There are many different types of power sources, and here some of the…
This calculator will solve for either distance, time, or speed given two of the three parameters.
The Use of Logic Gate Inverters and buffers exhaust the possibilities…
PARTS AND MATERIALS High-quality “closed-cup” audio…
Don’t just sit there! Build something!! Learning to analyze digital…
Define the following terms: energy, work, and power.
Notice something important here: taking the derivative of f(x)…
Up to now, every circuit that was presented was a combinatorial…
Given two lengths of metal wire, which one will have the least…
JFETs, like bipolar transistors, are able to “throttle”…
Connecting digital circuitry to sensor devices is simple if the sensor…
Don’t just sit there! Build something!! Learning to mathematically…
It is sometimes said regarding electrical safety that, Ït’s not the…
If we take three equal resistors and connect one end of each to a…
With simple gate and combinational logic circuits, there is a definite…
Let’s count from zero to twenty using four different kinds of…
Explain how a moving-coil, or dynamic microphone works. Identify how…
Don’t just sit there! Build something!! Learning to analyze relay…
PARTS AND MATERIALS One 9V Battery Battery Clip (Radio Shack catalog #…
When connecting batteries together to form larger “banks”…
When first approaching a failed or otherwise misbehaving system, the…
Don’t just sit there! Build something!! Learning to mathematically…
