Behavior Definition and 317 Threads

  1. D

    Behavior of Particles at 1 & 2 GeV: Neutron & Proton

    How does particles like neutron and proton behaves like under the energies of 1 or 2 GeV? what is the main difference or characteristic being observed?
  2. B

    Ideal Gas Behavior: Choose the Right Diagram

    Hi guys, Can someone explain me please how to find the following question? Which diagram represents the behavior of an ideal gas the most? I know it's C but I don't know why. They all seem to represent the behavior of a ideal gas. But why C mor than the others? Thanks
  3. Loren Booda

    Behavior of foam: floating vs. submerged

    Consider a cylindrical glass containing a column of foam. How do the characteristics (e.g. size, geometry, surface width, air pressure, etc.) of the bubbles near the top differ from those near the bottom?
  4. L

    When we want to show quantum behavior (like tunneling or double slit)

    When we want to show quantum behavior (like tunneling or double slit) of a large object like a buckyball molecule, what do we need to watch out for in an experiment? Is it the following? a, that all constituents of the object (the single atoms of the buckyball) are described by one coherent...
  5. U

    Asymptotic Power Series Behavior

    Homework Statement Suppose f(x) = \sum_1^\infty a_n x^n is a power series such that \lim a_{n+1}/a_n \to 1/n . Show that the magnitude of f(x) grows asymptotically as e^x . This is not a homework question. But, if I know why it is true (or if it is), then I can use it to answer a...
  6. S

    Idler behavior post signal detection in DCQE

    Refer to the delayed choice quantum eraser (DCQE) ...for example the kim paper http://en.wikipedia.org/wiki/Delayed_choice_quantum_eraser" i have a few questions, to understand this better, 1. Once the signal photon has been detected at D0, can the path of idler photon be...
  7. C

    How Does the Imaginary Part of a Holomorphic Function Relate to the Real Part?

    does the behavior the imaginary part behave in anyway similar to the real part of a holomorphic function. say if the real part if bounded or positive, what can you conclude about the imaginary part.
  8. S

    Quantum from classical behavior in higher dimensions?

    Consider the following model. Put a lattice of N electrical nodes on a sphere. The lattice doesn't have to be perfectly regular. Each node is connected to others by copper wires that run through the interior of the sphere. The wires do not interfere with each other. In some initial state...
  9. marcus

    New Model for Flocking Behavior: S. Motsch & E. Tadmor

    Stephen Smale, a wellknown differential geometry, differential topology, dynamical systems guy, co-authored the Cucker-Smale model of FLOCKING: a dynamical system where point particles move in ways influenced by their neighbors, as you can see in a school of fish, flock of birds, cloud of gnats...
  10. T

    What Happens to Ferrofluid in a Cylinder with Opposing Magnets?

    I understand the basics of Ferrofluid and how it works and reacts to a point. I have never had the chance to actually play with it to see the effects when magnets are applied. I understand that it (when used as a dampener) gets stiffer when the magnetic field is present. My question is...
  11. I

    Asymptotic behavior of coefficients

    The eigenvalue problem of Schroedinger equation can be solved in a variety of ways. The continued fraction method can be stated by the following recipe: - represent the solution of the D.E. as a power series - replace back this solution into the D.E. - obtain a three term recurrence relation...
  12. M

    Behavior of e constant in exponents

    Homework Statement differentiate y = t^{5-e} Homework Equations Power rule The Attempt at a Solution u = (5 - e) (u)t^{u - 1} = (5 - e)t^{4-e} Is this a correct usage? I'm not sure if there are any equations regarding this, but since e is a constant this should be correct right?
  13. W

    Should taxes be utilized to modify behavior?

    A recent topic on a site focused on current policy discussions caught my attention. The discussion was centered on how tobacco is taxed. http://www.ncpa.org/sub/dpd/index.php?Article_ID=20212 "Taxing Tobacco by Risk Cigarette taxes are meant to raise revenue and reduce smoking rates, yet...
  14. C

    Do Other Nature Waves Exhibit Particle Behavior?

    Do any waves other than EMR show Particle Behavior in nature (Like Sound Waves or Water Waves etc)? In Photo Electric Effect We have considered that the light as packets of energy? but it's equation of energy is \hbar \omega (h bar*omega) and this\omega is the angular frequency of wave. I...
  15. S

    Behavior of particles in water

    I am looking for help on how to determine sedimentation differences of particles of different densities in a aqueous environment. Will particles of different densities sediment at different speeds, and how can that be calculated. Anotherwords something with a denisty of less that one will...
  16. D

    Spin behavior in entangled electron pair

    Isn't it that in entangled electron pair, it's random which side will have up and down spin... the two sides should produce opposite spin but the order is random.. however I'm confused by the following statements: "Recall that when you measure an electron's spin in one direction you...
  17. I

    Asymptotic behavior of coefficients

    I have a three term recurrence relation \[ a_0=1, \] \[ a_1=p_1(1)a_0, \] \begin{equation}\label{recurr} \begin{array}{ccc} a_{n}=p_1(n) a_{n-1}+p_2(n) a_{n-2}, && n\ge2.\\ \end{array} \end{equation} where \[...
  18. Faradave

    Can Antimatter Annihilation Occur with Non-Identical Particle Pairs?

    I’m an interested amateur. In reading what I can about antimatter in Wikipedia, I find articles on annihilation for electron:positron, proton:antiproton and neutron:antineutron pairs. I am given the impression that exact twin:antitwin particle pairs are required for annihilation to occur. Is...
  19. S

    Effect of dissociation energy on plasma ions behavior

    Hi, Suppose there are two plasma cases, conditions are the same, except for the gases present: a-Oxygen b-Nitrogen Since the dissociation energy of nitrogen is higher than oxygen, what could be concluded from it? Could it be more energetic nitrogen ions than oxygen ions (because initially...
  20. N

    Gravity: Earth-sized platinum sphere with 3 meter empty center - behavior

    of loose object in the center. This object is now surrounded by mass, will it hover exactly in the center of the hole, is there no gravity there ? If it is flexible, will it be expanded if it is expandable. How does one calculate this? (For realism, assume symetrical 2 meter channels from the...
  21. N

    Engineering Behavior of sequential circuits

    Is there a systematic way in which l can determine the behavior of this sequential circuit ? The textbook gives me its counting sequence but l don`t understand how they came to it
  22. J

    Strange Police Behavior: Insight Needed

    I hope you guys can give me some insight into this situation. So, I was driving home from my parents' house tonight (just past midnight on Monday night) and I'm nearly the only person on the highway. A two state troopers pass me one by one within a 2 minute (2 mile, traveling 60 mph) span...
  23. A

    Strange behavior of thermal expansion and resistivity equations

    The equation of linear thermal expansion is l=l_0\left[1 + \alpha(t - t_0)\right] (it is similar also to the equation of resistivity, \rho=\rho_0\left[1 + \alpha(t - t_0)\right]) \alpha is a constant dependent only on the material we are speaking about. Now, let's say I have a bar 100 m long...
  24. B

    Relationship between molecular momentum and electron orbital behavior

    I don't know if this is a thermodynamics issue or a quantum mechanics one. It seems like there should be some relationship between the average heat and pressure of a system and the behavior of electrons orbiting nuclei. Does anyone know if there are any observations and experiments that have...
  25. D

    Capacitor and their behavior in AC

    I know how capacitors behave when connected to a dc voltage supply. For a simple RC circuit we have the time constant thing come up into the equations and then we can find the exponential fall of voltage and currents. but what I don't get is the what would be the behavior of the same in a ac...
  26. S

    Question of the behavior of particles in observation

    I've never been formally educated in quantum mechanics but to my knowledge particles' behavior changes when they are being observed or measured. What causes this change and is there any theory as to why, or if it is possible to deliberately change behaviors to a desired outcome?
  27. I

    Behavior at zero and at infinity

    Hi, I have a second order DE involving the first derivative and with singularities at zero and at infinity. I need the approximate behavior at zero and at infinity. I have the answer but I would like to know how to get there. I don't know how to start this search. Any help?
  28. Pythagorean

    Is Social Complexity a Key Survival Trait in Evolution?

    Has social complexity increased with evolutionary changes? Put another way, is complex social behavior a strong survival trait in general?
  29. F

    The non-relativistic behavior of particles

    hello When I was studing about the schrodinger equation,I read that it describes the non-relativistic behavior of particles . But I don't know what is the non-relativistic behavior of particles . S o I need somebody to explain this behavior .
  30. W

    Question about the experimental behavior of entangled particles.

    I have been reading quite a bit about bell pairs lately and would like to know about the actual experimental behavior of them. Here is a summary of my current understanding: Take two particles A and B entangled in such a way as the spin of each is opposite to the other, or in other words, a...
  31. N

    Asymptotic behavior quadrupole potential

    Homework Statement Find the asymptotic behavior of a quadrupole consisting of a -2 charge at the origin and +1 charges at z = +/- 1. Homework Equations - The Attempt at a Solution You can construct the Coulomb potentials for these three charges and show that for large r, they all...
  32. B

    Strange behavior of the density of the water around the freezing point

    please is there a topic that discuss with illustration factor that causes Strange behavior of the density of the water around the freezing point
  33. W

    How to estimate the behavior of a solution of a differential equation at \infty?

    i have a first order nonlinear differential equation y'=-sin^2(kx+y)/kx the boundary condition is y(x=0)=0 here k is a real positive number i want to estimate the behavior of y as x goes to infinity how to do this? any book for reference?
  34. BruceW

    Why Do Squaring and Square Rooting Lead to Confusion About Number Signs?

    I understand the basics of raising numbers to powers of whatever, but I've been wondering: When you square a number then square root it, you end up with plus or minus the original number. (i.e. 5 times 5 gets 25, then root gets 5 or -5). But using the rules of raising numbers to powers of...
  35. K

    Behavior of the natural log at large values of x

    Hello, I am fairly new here, so thank you in advance for your help. This is not a homework problem, just one of curiosity based on my limited knowledge of asymptotic expansions. I'm curious about how the function ln(x) or ln(1+x) behaves for large values of x. Plotting in Matlab, I see a linear...
  36. C

    Question about solution manuals and ethical behavior

    So, I'm a math major and when I'm take difficult classes I like to do extra problems in the textbook as a way to study. To help with this, I sometimes get text's solution manual. However, sometimes the problem sets include problems that are also in the textbook, and...I think you know where...
  37. K

    How do you determine the behavior of critical points when you have the Hessian?

    Hello, I have solved for the critical points using the gradient, and I have solved for the Hession, which yields a 2x2 matrix. I have plugged in my critical points into the gradient. Now, do I apply the same rules as in linear algebra where I find the determinant and trace to calculate...
  38. T

    What Happens When Electrons Collide with Photons and Lasers?

    photons or lasers fired through a slit. an electron can be two places at one time. or are the electrons split into a rainbow. in spacetime towards a black hole are you drawn in or do you get thrown out. electrons maybe "visit" neighbour nuclei then maybe come back. if an electron accidently...
  39. K

    Two Black Holes: Reactions and Behavior

    What will happen if two black holes are coming nearby? what will be the reaction (change in behavior)?
  40. S

    Behavior of a circuit when values increase or decrease

    Homework Statement Consider the behavior of the circuit, when various values increase or decrease. (Select I-increases, D-decreases, If the first is I and the rest D, enter IDDDDD). A) If R3 decreases, the current through R4 ___. B) If R3 decreases, the current from the battery ___. C)...
  41. Y

    Olive Oil's Unexpected Behavior in Water

    I was using extra virgin olive oil recently and noticed something peculiar. I had always thought that oils will spread when in contact with water, but the olive oil didn't seem to do so. When the oil entered the water, they were pinched into spheres which quickly rose to the surface. The...
  42. R

    Determine limiting behavior as t goes to infinity(Differential Equation)

    Homework Statement Determine the limiting behavior of solutions as t \rightarrow \infty, for all possible values y_0 = y(0) Homework Equations \frac{dy}{dt}=4-y^2 The Attempt at a Solution I've obtained the constant solutions, they are -2 and 2. I sketched dy/dt to determine...
  43. S

    Behavior of Massive Electromagnetic Fields

    Can someone provide a qualitative description of how electromagnetic fields behave differently when one uses the Proca equations rather than Maxwells equations? That is, if I start with a nice classical EM problem like a plane wave, a moving charge, or an antenna, and then I gradually increase...
  44. V

    What is the behavior of r = |sin(nθ)| in polar coordinates?

    Homework Statement Describe the behavior of r= abs(sin n theta) where n is a positive integer Homework Equations N/A The Attempt at a Solution I have no idea how to do this
  45. D

    Uncovering the Mystery of Bullet Flight: Investigating the Helix Theory

    I have been involved in a discussion concerning the behavior of a bullet during flight. It seems there are long distance shooters who expirence a better MOA at 300+ yards than at 100 yards. The theory pit forth is that when a bullet leaves the muzzle, it is not stable in its flight. This lack...
  46. G

    Tracking People's Behavior with Algorithms (Smart CCTV)

    http://www.newscientist.com/article/mg20427385.800-smart-cctv-learns-to-spot-suspicious-types.html I was going to title this post "Behavioral Algorithms-Not just for dating anymore!" But seriously, while I am always for the advancement of knowledge, does anyone else find these applications...
  47. Q

    Maximizing Usable Air from Decompressing a Scuba Tank

    Homework Statement I need to find the amount of usable air from decompressing a scuba tank from 3000psi to 100 psi. The tank is a standart 80cu ft scuba tank and the air is being drawn from the tank at a rate of 1.5 cubic feet per minute and 100 psi at 20 celsius.I know that air is not an...
  48. D

    How can you determine y's behavior from a direction field graph?

    How can you determine y's behavior from a direction field graph?? lets say i have the equation y' = 3 + 2y and i make a direction field graph. I find equilibrium position at y = -3/2. If question asks me to determine behavior of y as t approaches infinity, isn't this impossible, without...
  49. D

    What exactly does determine the behavior mean (differential equations)

    What exactly does "determine the behavior" mean (differential equations) Homework Statement Draw a direction field for the given differential equation. Based on the diection field, determine the behavior of y as t approaches infinity. If this behavior depends on the initial value of y at...
  50. fluidistic

    A question about electrons behavior in a conductor

    I'm only midway to finish my introduction to electromagnetism (level around Resnick-Halliday) so I understand the concepts I will talk about, but I never derived them. For example, in the case of a spherical (not empty) conductor or any other solid conductor. If we charge it with extra...
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