Is the positive terminal ALWAYS high potential?
+++++++++++++++ charge here ------------------- Is the positive terminal always high potential, regardless of if an electron or proton is placed in the "charge here" area somewhere between the two...
View Articleconservative forces
I have a general understanding of what a conservative force is. I am wondering if its possible to confuse a non conservative force with a conservative one. for example, speaking hypothetically, if you...
View ArticleTwo wire touching side by side
so say i have a nichrom wire of 0.5 mm dia, and pass 230 v through it.and i coil it up, but some part of the coil touched (imagine the wire parallel to each other so basically 2 circle.) will it short...
View Articlequarter wave chokes and waveguides?
hi all, could someone please explain how the above work? Thanks in advance.
View ArticleMeasuring punching G-Force on a Pendulum
I am building a machine for my martial arts club so that I can have a bit of fun and measure the speed and reaction times of my club mates. The design that I feel would yield the most reliable and...
View ArticlePublished paper proving that Carnot efficiency can be exceeded
I've theoretically proved that heat to work can be converted at 100% efficiency by proposing a system, named as the Blue system. And I've also proved that the entropy of the universe increases even if...
View ArticleMeasuring the reflectance of a surface?
Guys, was hoping to get some feedback on a measurement of reflectance I was hoping to conduct. Generally in published work I see that reflectance is plotted vs. wavelength, and most of these...
View ArticleTemperature different between two plate
can anyone tell me what formulae i can use to calculate the temperature of two plate? eg i have a cement plate on top of a steel plate. each plate say 0.5cm thick. on one side of the cement plate is at...
View ArticleLagrange multipliers in Lagrangian Mechanics
Hi we covered the Lagrange multiplier method in Lagrangian Mechanics and as far as I know, is the physical meaning behind this to be able to solve either some non-holonomic constraints or to get some...
View ArticleCan energy only be transferred if there is motion.
For example if I punch an object and it doesn't move, am I giving it energy, if so after doing that billions of times wouldn't it gain mass because e=mc2.
View ArticleFluid help!
Does anyone have any links that can explain everything that has to do with fluids... Such as: Bernoulli's equation Pressure Flow rate ..etc Any help would be appreciated, i just cant seem to grasp this...
View ArticleWavefront and point-like obstacle
After reading about the diffraction and the multiple slits experiment, I've been wondering about what would happen if instead of slits, there were point-like obstacles (i.e., atoms). Using a plane...
View ArticleNewton's second Law of Acceleration, Inertia and Momentum, Freefall
Okay, we have one-thousand pounds; at sea level, and a feather. We elevate them to a thousand meters and support them on a platform. All of which is in a vacuum. We remove the platform, they both hit...
View ArticleWhy does Electromagnetic Radiation move?
What law is being obeyed by emr travelling out from a source eg a magnetic field does not get emitted from a magnet, why does a magnetic field get emitted (eg travel outwards at speed of light) from...
View ArticleProperty tables question
In the back of my thermodynamics book it has large quantities of thermodynamics properties listed for water--ie temperature, pressure, specific volume, internal energy, enthalpy, and enthalpy. I would...
View ArticlePressure Loss over Time
Greetings All, I have a question regarding Pressure Loss through a Small hole vs Time. My simplified scenario is that I have a vessel filled with Sea Water Pressured up to 70 bar. At the outlet valve,...
View Articleobject leaving the atmosphere
hi all, me and my friend were arguing today. We read that a cricket ball requires 11 km/s to leave the atmosphere. Now not taking friction/drag into account would this velocity be sufficent for any...
View ArticleQualitative understanding of electrical quadrapole moment
Hello, as a chemist I sometimes run into mechanisms or reactions that are explained through the use of an electric quadrapole moment. I've spent some time looking at various sources, and I'd like to...
View ArticleEffect on electrostatic force due to dielectric medium.
Hi! I have a high school physics question. I know the concept of induction, and I also know what happens when a dielectric slab is placed between 2 plates of a capacitor. 2 charged particles are kept...
View ArticleDecomposition of the acceleration vector
A basis for any 3-dimensional vector space must have 3 vectors in it. So the acceleration of any object in [itex]ℝ^{3}[/itex] can be decomposed into the standard basis vectors for [itex]ℝ^{3}[/itex]....
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