Table Definition and 926 Threads

  1. G

    Character Table Hell: Understanding Irreducible Representations

    Character Table Hell! Can someone please explain to me how the irreducible representations of a character table are assigned their letters? I figured out how A,B,E etc. are assigned to the irreducible representation-you look under the identity operation and if its 1 then its A or B, 2 then E...
  2. K

    Determining Force for Toppling 30" Round Table

    I am trying to determine how much force is necessary to make a round table topple over, or what information I need to make such a determination. The table is 30" in diameter and 1 1/4" thick, made from medium density fiberboard (MDF). The MDF has a density of 39 lbs/foot3. The table has three...
  3. K

    Calculating Force to Topple a Round Table

    I am trying to determine how much force is necessary to make a round table topple over, or what information I need to make such a determination. The table is 30" in diameter and 1 1/4" thick, made from medium density fiberboard (MDF). The MDF has a density of 39 lbs/foot3. The table has three...
  4. C

    How can I use physics to determine the inclination of a tilted air hockey table?

    I've been at this dang problem for 4-5 hours now. Still can't understand how to do it. Anyone have any hints or pointers of where to begin, or what to do?? A physics student playing with an air hockey table (a frictionless surface) finds that if she gives the puck a velocity of 3.82 m/s...
  5. M

    What is the latest on the periodic table of particles?

    I've heard that there's a periodic tables of particles, I've searched the net but have yielded little results. Is it still in the works? or is it out yet?
  6. B

    How Can I Easily Memorize the Periodic Table?

    Does anyone have any interesting or easy ways to memorize the first, oh, 10 to 40 or so elements (only including the names and the abbv.)? thanks
  7. F

    Ways are there of picking out the name ELLE from the following table

    I have trouble understanding the MEANING of each question... How many ways are there of picking out the name ELLE from the following table by moving from each letter to an adjacent letter ( up or down, left or right, and diagonal steps are allowed, but the same must not be used twice in one...
  8. S

    What is the Laplace Transform of a Gaussian Distribution?

    I need a large table of Laplace transforms, do you know any good ones? Format HTML, Pdf, Ps, Latex or Word (?) Extra question: what is the Laplace transform of a Gaussian (normal distribution), with mean m and standard deviation s (assume equal to zero for t<0)?
  9. M

    Table of specific/latent heats

    Can someone point me in the direction of a table with a lot of specific heats and latent heats (fusion, condensation). I want a good comprehensive one for reference, and I also want to find some data on some more dificult to find substances. all I can find so far are small tables with just a...
  10. N

    Question 'bout the periodic table

    If you have a molecule with several elements, how do you figure out how many atoms of each element are in it?
  11. E

    Fundamental particle structure table

    On http://elasticity2.tripod.com/ I have replaced all previous work with a table showing tha structural relationship between fundamental particles. (Muon and Tau will be included when I have changed the scale of current work tables). I show that there are only three fundamental particles, each...
  12. S

    Velocity of Cue Ball: Instant vs. Impact on Pool Table Debate

    On The Pool Table ... At the break where is the greatest velocity of the cue ball? At the instant it comes off the stick or the moment it hits the balls? The question here is is it better to shoot the cue ball at the line or to pull the cue ball back and increase the distance to the...
  13. T

    Periodic table trend for the value of dipole moments

    Hi! Does anyone know if there is a periodic table trend for the value of dipole moments...I tried looking it up on the internet and I haven't had any luck maybe someone in here knows..if you do please help! Thanks in advance!
  14. R

    A very intersting periodic table.

    While searching on google i came across with this very intersting periodic table where you can actually see photos of most of the elements (i hope this hasn´t been posted before). It´s called "The Wooden Periodic Table Table" and it´s maintained by one of the founders of Wolfram Research...
  15. B

    The periodic table of quantum energy.

    Theory of everything is knowing the quantum address of all matter in our quantum tunnel. That a magnetic frequence at such a magnitude that it finds all dimensions around. ANSWER IS = So Fundamental Frequency is the true law of physics and anything can be created and controlled in the...
  16. M

    Table Saw Safety: Explaining Amazing Table Saw Technology

    http://www.muchosucko.com/video-amazingtablesaw.html It is a table saw that does not cut off your finger, could someone explain this?
  17. U

    Introductory Interactive Online String Theory Seminar at the String Coffee Table

    I am currently beginning to conduct something like an introductory, very elementary, seminar on string theory at my local institution. The plan is to perform the whole thing in parallel on the web. The lecture notes are being published bit by bit at the String Coffee Table, namely in the...
  18. S

    Which weight will upset this table

    This is an equilibrium problem. I do not know where to start, I usually do not run into this problem but for some reason I cannot start this problem. Here is the question: Given a table with four light legs equally spaced around the circumference of a uniform circular top weighting 80N, find...
  19. K

    Ball rolling down ramp off a table

    I have to do an important experiment tomorrow. In physics, we have this setup: We have a ramp (we don't know how long, we don't know the angle), and we put it on a normal counter top with the 'exit' end up to a meter from the edge. We place a camera film capsule off the edge of the table...
  20. Antonio Lao

    Table for Particles by H+ and H-

    H+, H-, Represent 1, 1, electron neutrinos 2, 1, unknown 2, 2, half a quantum (gluon?) 3, 1, anti-down quarks 3, 2, unknown 3, 3, muon neutrinos 4, 1, unknown 4, 2, unknown 4, 3, unknown 4, 4, photons 5, 1, up quarks 5, 2, unknown 5, 3, unknown 5, 4, unknown 5, 5, tau...
  21. C

    Velocity and Total Distance Table for Stone Dropped from Tall Building

    My question I don't understand how to add a colums for total distance. Construct a table of values of velocity and total distance fallen at the end of each half-second during the first 5 seconds for a stone at rest dropped from a very tall building. Include columns for time, velocity, and...
  22. D

    Custom Periodic Table Arrangement: The Secrets of Element Organization

    Hello all, I was wondering if anyone could post a link to a page for a better arrangement of elements on the Periodic Table or if not, could give me an example of what a custom arrangement should look like ? Thank you in advance
  23. A

    For a table on a rough surface, if i give it a push

    for a table on a rough surface, if i give it a push, it would slide for a distance then topple over..what cause it to topple over? why the friction would not just stop the table from moving??
  24. P

    Table of Particle Lifetimes: Where Can I Find a Complete List Online?

    Does anyone know of an authoritative online source which gives a complete table of particle lifetimes? Thanks Pete
  25. Ivan Seeking

    What is the wave function of an atom in my table?

    I was once taught that we can calculate a small but non-zero probability for "quantum leaps" for things like atoms. I have tried to review this question within the context of gas molecules and for solids, but alas, I suspect my proficiency ends with very simple models. So first is this...
  26. R

    Unique Version of the Periodic Table

    Along with the nuclear atom article I have posted a unique version of the periodic table. A must see. Notice the center column of semimetals and the overall symmetry. Can be seen at [PLAIN]www.svcc.edu/~duncanb/[/URL]
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