By: Scott Workman
Ampacity, or AMPERE CAPACITY, is the rated maximum number of amperes an electrical device can safely convey, switch, limit or otherwise utilize by design without the device being altered, overheated or destroyed.Ampacity is synonymous with AMPERES, a reasonably complex mathematical measurement of electrical current...
By: Eddie French
The Gravity of the Dark Matter ProblemThe composition of dark matter has people from many disciplines of science scratching their heads in wonder.What exactly is Dark Matter?If we are to answer this question I propose that we first change its name to something...
By: Poh Liong
Understanding Interference of LightBefore we discuss interference of light, there are a number of basic terms in physics that you need to understand. In this edition, we will discuss the meaning of optical path and coherence.Optical pathWhen a light travels a distance L in...
By: John Graham - 384486
The application of nuclear propulsion and nuclear energy systems to space exploration is a natural development of the work that has gone on before.Space exploration has had an attraction for mankind throughout history: first to the extremes of space on earth, then in earth-confined...
By: John Graham - 384486
Our bodies are subject to all sorts of chemical and physical insults from the food we eat to thermal changes that occur. These insults' to our body, as they are called, cause breaks in the strands of our DNA at very high rates: 8,000...
By: John Graham - 384486
Food IrradiationAlthough irradiation has been approved for use on certain foods in the U.S. for more than 40 years, the FDA's recent authorization for irradiating red meats has brought this issue to the forefront of the industry agenda. NCBA supported the action by FDA...
Is Time Real or Relative
By: Geoff Weed
While it may be tempting to argue that time is not relative, that it is a finite and completely inexorable, doing so also goes against that which some of the brightest minds of modern history have taught us. It is a fact that the majority...
By: John Graham - 384486
COMPARE ENERGY SOURCES FOR THE GENERATION OF ELECTRICITYCoal is an inexpensive fuel and there is a lot of it but coal plants now require expensive air-pollution controls to capture mercury and sulfur dioxide. These plants are significant contributors to acid rain and they spread enormous...
By: Keith Hamburger
As automakers are looking for ways to squeeze more power out of smaller engines, allowing for more fuel-efficient cars that pollute less, many of them are turning to a fairly old technology, the turbocharger. The turbocharger was patented in 1905and was in widespread use on...
By: Joe Golden
If time travel is possible then our actions are predetermined. Let's start with time. Time moves in a solid direction at a constant pace. No object within time can move to next Tuesday any faster than any other object in time can. In the physical...

 

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