A table is an item of furniture with a flat top and one or more legs, used as a surface for working at, eating from or on which to place things. Some common types of table are the dining room table, which is used for seated persons to eat meals; the coffee table, which is a low table used in living rooms to display items or serve refreshments; and the bedside table, which is used to place an alarm clock and a lamp. There are also a range of specialized types of tables, such as drafting tables, used for doing architectural drawings, and sewing tables.
Common design elements include:
top surfaces of various shapes, including rectangular, square, rounded, semi-circular or oval
legs arranged in two or more similar pairs. It usually has four legs. However, some tables have three legs, use a single heavy pedestal, or are attached to a wall.
several geometries of folding table that can be collapsed into a smaller volume (e.g., a TV tray, which is a portable, folding table on a stand)
heights ranging up and down from the most common 18–30 inches (46–76 cm) range, often reflecting the height of chairs or bar stools used as seating for people making use of a table, as for eating or performing various manipulations of objects resting on a table
a huge range of sizes, from small bedside tables to large dining room tables and huge conference room tables
presence or absence of drawers, shelves or other areas for storing items
expansion of the table surface by insertion of leaves or locking hinged drop leaf sections into a horizontal position (this is particularly common for dining tables)
I saw the technique of using a mathematical system called the "Four minute clock". Basically, the clock has 4 numbers, 0, 1, 2 and 3, and only one hand. We can make a summation table which will look like the image attached.
According to the text, if there is symmetry (reflection) across the...
Homework Statement
125N of force are required to compress a spring by 1.04m. The cart rolls across the table at a constant speed. It then rolls up an inclined board and comes to rest. How high above the table is the cart when it stops?
Homework Equations
The Attempt at a Solution
Hello!
Im having trouble creating my pdf file with texmaker.
I have a large document and I have created many tables in my code.
But now when I have written the code below for a table texmaker won't create the pdf file when it should.
It only says "process started", but nothing happens...
Hello all LaTeX fans
I want in my table of contents to have links to the sections which is included there, see this for instance:
http://arxiv.org/PS_cache/arxiv/pdf/0906/0906.0777v1.pdf
(and also the entire row, not just the page number)
Secondly, I want to create that bookmark...
In logical implication (p implies q), if p is false, then no matter q is true or false, p implies q is true. But I think the negative of "p implies q" is "p implies not q", if so, if p is false, both "p implies q" and its negative are true, which is not possible. So is the negative of "p implies...
Hello,
I have the following integral:
\int_0^{\gamma}(x)^{a}\left(x^2+x\right)^{b}\mbox{exp}(cx) K_{(2b)}\left(2d\sqrt{x^2+x}\right)\,dx
but I didn't find any equivalent integral in the table of integrals. Now, how write this integral in closed-form expression using known functions...
Homework Statement
A 1.7 kg book is lying on a 0.99-m-high table. You pick it up and place it on a bookshelf 2.43 m above the floor.
How much work does gravity do on the book
Homework Equations
Wmg=mgYi-mgYf
The Attempt at a Solution
I thought that is the correct equation so I...
Hello,
During my derivation, I am faced with the following integral:
\int_0^{\infty}x^A\,(x^2+x)^{B/2}\,e^{-Cx}\,K_{(B)}\left(2\,\alpha\,\sqrt{x^2+x}\right)\,dx
where A, B, and C are positive integers, K_{(B)} is the B^{th} order modified bessel function of the second kind. I am intending...
My table of nuclides has a column for Spin/Parity for the nuclides when applicable. It says it is the nuclei's total spin... yet I was under the assumption that a nucleus would have different spins depending if the proton and neutrons have various combination of up and down spins.
Homework Statement
A horizontal table oscillates with a displacement A sin ωt , where A = (Ax , 0, Az ) is the amplitude vector and ω the angular frequency in an inertial frame of reference with the z axis vertically upwards, normal to the table. A block sitting on the table has mass m and...
Hey guys,
Just a bit stuck with getting enthalpy values off a table I have in a textbook.
If we look at R-22 for example, the textbook gives me different answers than what is available on the net. If I use the values that are given to me on the net I get the correct value.
The blue...
Homework Statement
I have two lists, say {a, b, c} and {1, 2, 3}. I want to place them in a table such as this
a 1
b 2
c 3
So a will correspond to 1, b to 2, etc.
The Attempt at a Solution
I know that TableForm[{{a, 1}, {b, 2}, {c, 3}}] would give the result I need. So I need...
Homework Statement
A uniform chain of length L lies on a smooth table with part of its length b initially hanging over the edge. Show that the time required for it to fall off the table when released from rest is given by
t = √(L/g) arccosh (L/b)
Homework Equations...
Two poker tournaments. One has 8 players heads up(one on one)(starts with 4 tables, then 2 then 1.) 1st place wins $104, 2nd $56, with $22 entry. Other tournament has 4 people(2 tables) and 1st wins $80 and costs $21.50 to enter. Given random order of wins and losses, which table has a higher...
Does anyone know how to have latex do roman numerals on only certain pages - I want the table of contents to have roman numerals and the rest of the document to have numbers. But when I try to change the Table of contents page it changes it for all the pages.
Thanks for any help you can give...
Hi guys. I need some help to solve this question.
(a) A body of mass m kg is attached to a point by string of length
1.25 m. If the mass is rotating in a horizontal circle 0.75 m below the
point of attachment, calculate its angular velocity.
(b) If the mass rotates on a table, calculate the...
Hello everyone. I am currently studying the periodic trends in my chemistry I class. So I just want to make sure I understand the concepts.
Z effective= Atomic # - # of core electrons.
Z increases across a row and doesn't really change going down a group.
Size, radius, of atoms
the...
Homework Statement
would you say that "the two forces exerted on the book ar ethe normal force directed up and the weight of the book directed down. These are equal and opposite to one another. By Newton's third law they are a third law force pair, so the normal force is always equal to the...
Hi, everyone, don't be mad about me. I am a tempered man too! I just want to be cool around with some questions. Perhaps I won't ask for something that people want to take away or never want to give. I have not been realising that even when you don't want to, I can not do anything else than just...
Homework Statement
A very small block (mass "m") is at rest on a tablecloth on a flat table. the block is 80 cm from end A of the tablecloth. Suddenly, end B of the table cloth is pulled horizontally with speed Vo = 1.5 m/s. the block immediately slips on the cloth and continues to do so until...
How do you determine a characteristic table with the given D-Flip Flop equation
Q+ = X.Q + X'. Q'
Also how do you use this flip flop and design a frequency divider. I am not really clear on these concepts. Can anyone help? I have attached my design of the circuit.
Hi,
I opened a thread here yesterday and it was deleted, I don't know why, I hope I'm in the right forum.
I'm looking for a table of substances and their boiling points. The closest thing I found was:
http://chem.sis.nlm.nih.gov/chemidplus/"
but for all of the substances I searched it...
Hello, I’ve become a keen table tennis player, of which i study physics at A-level, and was hoping to the physics on table tennis, as i have been taught little relevant research on the subject. Of which iv decided to do some research of my own into the subject.
I have found lots of information...
Hi guys, gals and guru's. My question is about Cold Fusion.
1)Where and from who did the Idea of Cold Fusion come about.
2) After being disproved experimentally years ago, what caught the NAVY'S Scientist's eye on why this was premature.
3) Has any lab outside of the US Navy been able...
Homework Statement
3 identical books, each with length L, are stacked over the edge of a table. The top book overhangs the middle book by 1/2L and the middle book overhangs the bottom book by 1/4L. How much can the bottom book be allowed to overhang the edge of the table without the books...
Hi all!
Its been a while since i post question but here i came t ask one.
1.I am doing research on the physics of table tennis and i want to focuse only on the spining of the ball and the speed of the ball but i have some problem on the speed of the ball...
Homework Statement
What is the magnitude of the normal force of the table on the lower magnet?
(so there is a table with a magnet on top and below its surface)
Homework Equations
The Attempt at a Solution
So i was wondering if someone could help me figure out all of the forces acting...
Homework Statement
In the statement made it says there are only 3 angles for any given shot that is makeable .
the three angles are 45,30,15. All conclusions were based from a geometric point of view
Homework Equations
I understand how that is to be sorrect but can't fully explain it.tThe...
hi all, here's an interesting problem I've been working on in MATLAB. any help would be appreciated.
i have four column vectors of length ~11000 (table1):
in1 in2 out1 out2
11 4 101 47
1 8 111 9
38 1 1 39
...
i also have a matrix with dimensions 111x111 (matrix1):
c1 c2...
Homework Statement
Block A is on a table and is connected by a pulley to block B.
Block A has weight Wa and block B has weight Wb. Once block B is set into downward motion, it descends at a constant speed. Assume that the mass and friction of the pulley are negligible.
Calculate the...
Hi everyone,
Does anybody know how to randomly shuffle the positions within a table about? For example a table T = {1,2,3,4,5,6...} gets randomly shuffled to be T' = {7,3,5,1,4...} [or whatever].
I thought there might be some kind of intrinsic RandomShuffle kind of function but can't find...
Homework Statement
You have 3 masses. M1 = 4 kg. M2 = 1kg. M3 = 2kg, M1 is attached to M2 by a rope. M2 is attached to M3 by a rope. M1 is hanging from a pulley attached to the left end of a table, M2 is on the table, and M3 is hanging from a pulley attaced to the right end of the table.
The...
Homework..urgent help
1.) If a woman lifts a 19.2 kg bucket from a well and does 6.83 kJ of work, how deep is the well? Assume that the speed of the bucket remains constant as it is lifted.
2.) A constant force of 38.3 N, directed at 26.9° from horizontal, pulls a mass of 12.1 kg horizontally...
I have written the function for the circuit as --> F= (W'.Z)(X.Y')+(Y'+X)+(Z+W)
I am very confused on how to set up the truth table can someone help me?
Bowling ball and table!
Can anyone please help me figure this one out;
A bowling ball of mass 7.5kg traveling at 10m/s rolls off a horizontal table 1.0 m high. Calculate the velocity of the ball as it reaches the floor, ignoring air resistance and having an acceleration due to gravity of 9.8m/s.
Could anyone please explain to me how to work the following question out?
A table-tennis ball of mass 10g is falling towards the ground with a constant speed of 8.2m/s. Calculate the magnitude and direction of the air resistance force acting on the ball.
Homework Statement
A particle of mass m is moving on a frictionless horizontal table, attached to a massless string, the other end of which passes through a hole in the table. It was rotating with angular velocity \omega_0, at a distance r_0 from the hole. Assuming that I pull the string so...
Which table will be more difficult to tilt? ~ PLEASE HELP!?
Hi, I'm very confused to answer this question, please somebody help. I need an exact scientific reason as well. The question goes like:
There are three tables of different shapes: triangular, rectangular and circular. Which one will...
Homework Statement
A cup sitting on the table contains 200g of water. You measure it at a certain time and it is 20 degrees Celsius. You leave the room and come back 10 minutes later. It is now 25 degrees Celsius. What can you conclude about the heat added to the water? [hint trick question]...
Hi people, here's my problem:
A uniform, flexible rope of length D, mass M, hangs off a frictionless table-top of height greater than D. The length of the section of rope hanging off is A. Gravity accelerates the part of the rope that is hanging off, so the length of the hanging part increases...
Homework Statement
If you launch a ball horizontally, moving at a speed of 2.24 m/s from a table that is 0.77 m tall, how far out from the base of the table will the launched ball land?
Answers:
a) 0.001m b) 0.9m c) 3.17m d) 8.5m
Homework Equations
v=vo+at
v2=vo2+2ax...
Homework Statement
An ideal spring of an un-stretched length 0.10 m is placed horizontally on a frictionless table. One end of the spring is fixed and the other end is attached to block of mass M = 10 kg. The 10 kg block is also attached to a massless string that passes over a small...
Homework Statement
A chain lies on a frictionless table at rest, half off the edge, and half on. As soon as it is let go, it begins accelerating due to gravity only. Determine the acceleration of the chain as a function of time. The mass is m, gravity is g, and the length of the chain is L...
I am not a physics or math student ,but i am interested in physics i want to understand the nature So i started studying physics my main source is internet .So i need help from people like U .
1.what is limits how and where it is used ?
2.what is logarithm how that table is made?
3.what...
Homework Statement
You are riding in a train and have just opened a bottle of beer. Prove that for your bottle to be as stable as possible on the table (which is shaking), you should drink sufficient beer such that the surface of the beer coincides with the centre of gravity of the...
I am wondering if somebody can please help me to locate a very accurate, complete periodic table. Specifically, I'm looking for one that is color, contains electron configurations, and is up-to-date and accurate to the typical number of decimal places. I've searched Google and was not happy...
Derive the circuit that implements the state table
http://silvercurvemedia.com/alex/flyers/state%20table.jpg
The Attempt at a Solution
I know you can get your equations for the circuit from either the table itself or through a Karnaugh map, but I prefer using a karnaugh map. How exactly would...
I am a new to ANSYS command-language mode. I am having trouble animating the procedure described below. The procedure is meant to model melting over time through element death (based on example from U. Alberta at www.mece.uAlberta.ca/tutorials/ansys/AT/BirthDeath/BirthDeath.html).
My...
Im currently studying electrical engineering and unlike in high school we are using lots of integrals solve physical problems (big surprise:P) Anyway i was wondering if anyone had a table of all integrals to help me see the relationship between different units.
eg integral(Electric field) =...