Drawing Definition and 539 Threads

  1. M

    RL circuit fun am I drawing this circuit correct at different times?

    Hello eveeryone! exam time monday! Just doing some last checks to make sure I'm understanding this correctly. Here is the directions and circuit: THe circuit shown below has beeen in the form shown for a very long time. THe switchopens at t =0. FInd iR at t equal to (a)0-, (b) 0+, (c)...
  2. S

    I need simple drawing software

    Hi guys! I have the most irritating problem. I'm studying correspondence and need to submit assignments online, so all my assignments need to be wordprocessed. I'm busy with a calculus assignment that requires that I sketch graphs of quadratic surfaces. The problem is, we're not allowed...
  3. A

    Drawing velocity time graphs from distance-time graphs

    Can someone please tell me how to draw a VT graph from this DT graph? Thanks. Edit: Sorry, one more question. This is about unit conversions though. How do I convert 175 kg x m/h2 to g x cm/s2?
  4. C

    Proving "If A U C = B U C then B = C" Without Drawing a Venn Diagram

    I am trying to prove this as false. Let A, B, C be any three sets. If A U C = B U C then B = C. I can draw a Venn Diagram to prove this and I can assign values to the sets to prove it, but how can I prove without doing this? Also is the counter value A U C = B U C then B not equal to C? Can...
  5. D

    Drawing with Touchpad: How to Use Adobe Photoshop & Paint

    How to draw using touchpad especially in Adobe Photoshop and paint ?
  6. E

    Draw Animals Like in Link: Tools & Methods | Drawing Painting

    http://images.google.com.my/imgres?imgurl=http://www.neurogalaxy.co.uk/images/pets/Letrut.png&imgrefurl=http://www.neurogalaxy.co.uk/rules.php&h=150&w=150&sz=21&tbnid=rLMDNYfnmHgJ:&tbnh=90&tbnw=90&hl=en&start=6&prev=/images%3Fq%3Dneuro%2Bfunny%26svnum%3D10%26hl%3Den%26lr%3D%26sa%3DG I would...
  7. L

    Can 4-D Figures be Represented on a 3-D Surface?

    If one can draw (or represent) a 3 dimensional figure on a 2 dimensional surface (ie-a cube on a blackboard), is it possible to "draw" (or represent) a 4 dimensional "figure" on a 3 dimensional "surface"?
  8. A

    What is the probability of drawing 2 or 3 jacks

    I am conviced that the answer provided in the key is wrong: What is the probability of drawing 2 or 3 jacks from a standard deck of cards without replacement. P(3jacks or 2jacks) = P(3jacks) + P(2jacks) = P(J)P(J|J)P(J|(J|J)) + P(J)P(J|J)*(3!/2!) = 1/5525 + 72/5525 = 73/5525 != 0.217 What am...
  9. zoobyshoe

    Digital Cameras: Recording Progress on Drawing in One Day

    Recently I acquired a digital camera. Digital cameras are fantastic: I can't reccomend them enough. On thing I decided to do is to record my progress on a drawing I was doing at the end of each day's work on it. Here is the result of day one: She looks quite alien here with her blank...
  10. C

    Determining the Minimum Length of a Plane Mirror to View a 5m Drawing

    a man is standing with his back facing a large drawing of 5m long, and his front facing a plane mirror.the mirror is placed at eye level, to enable him to see the image of the drawing.what is the minimum length of the plane mirror if he were to see the whole image of the drawing? 1)2m...
  11. B

    Drawing a Feynman Diagram for K^{*+}→K^0 + \pi^+

    Hi I have to draw a Feynman diagram for the following reaction: K^{*+} \rightarrow K^0 + \pi^+ The K^{*+}-meson is composed of an u and an anti-s quark, the K^0-meson is composed of a d and an anti-s quark, and the \pi^+-meson is composed of an u and an anti-d quark. I have drawn...
  12. M

    Drawing plane curve of r(t) = <cos(t),sin(t)> have answer, confuseD

    Hello everyone, I'm confused on this problem. It says (a) sketch the plane curve with the given vector equatiion. (b) find r'(t) which is easy. (c)Sketch the position vector r(t) and the tagent vector r'(t) for the given value of t. r(t) = <cos t, sin t>, t = PI/4; I got part b of course...
  13. M

    Finding the coordinates and distance of this drawing

    Hello everyone, I'm having problems figuring out the distance and the cordinates of the point P(s,t). The directions are in the drawing posted. I'm not sure if i drew the picture right though. I used the distance formula to find the distance between the origin i named <x,y> and the point...
  14. C

    Online course on drawing the structure given the IUPAC names

    Does anyone know a good website that gives info on drawing the structure of organinc molecules? Or can anyone teach me?
  15. Clausius2

    Free Software for Easy Drawing on Windows XP

    I am looking for a single free software to draw easy schematic pictures, such as those for setting up physics problems and so on. You'd be able to draw arrows, lines, a bit of text, easy geometrical forms and so. I have heard about XFig, but it is needed Linux or Unix I don't remember. I...
  16. JamesU

    Create Art with Artpad: Watch Your Drawing Come to Life!

    http://artpad.art.com draw things, and it makes a video out of them. I'll give a link to one of my drawings when I find one...
  17. P

    How Do You Plot the Graph of a Function with Given Derivatives and Asymptotes?

    help please...graph Here is a question i am havin a bit of trouble with. http://img125.imageshack.us/img125/8824/cs2rr.jpg This is what i figured out: f'(1) must be a local max or min since hte derivativee is 0 the second line are the vertical and horz assympotes. there is a...
  18. P

    Calculating Probabilities for Drawing Specific Cards

    You have a 52 cards deck and you draw 3 random cards from it. What are the probabilities of the following (order doesn't matter in all of them): 1. Drawing two specific cards (suit doesn't matter) with the third one being any other card. For example 6 9 x or 9 6 x or x 6 9, etc.. 2...
  19. U

    Trouble Drawing Diagram: 10 A Current North, 42° East Magnetic Field

    I am having trouble drawing the diagram. Here is the question: A long straight wire carries a 10 amo current due north. where are you if you experience a magnetic field that is directed at 42 degrees above due east?
  20. S

    Drawing Questions: Pen Alternatives & Color Additions

    I have some questions, so if you like to joke or anything--offtopical points are also welcomed..:wink: In order to draw something, we need a pen and a paper, so if we don't use the pen, what can we use ? Second, when we draw something we can use crayons or color pens to add colors to the...
  21. G

    Drawing pixels on the screen with C

    Okay, from the title of this post, you can already tell I'm pretty much a noob when it comes to C. But the situation is that I have visual c++ 6.0, and haven't been able to find any libraries with a putpixel(x,y) type function that i can use to simply plot a point within a dos window. Would i...
  22. zoobyshoe

    Fossil Find Leaves Scientists 'Back to the Drawing Board

    "When my colleagues saw a CAT scan of the new fossil, they tore up their family tree diagrams and said, 'Back to the drawing board!' ... We never suspected such a creature existed," said paleontologist Robert Bakker. URL: http://www.msnbc.msn.com/id/7702738/
  23. M

    Did Jackson Pollock Create Recognizable Figure Drawings?

    My art teacher gave an assignment to us to find 2 examples of some of Jackson Pollock's Figure Drawing, ie art with reconizable human forms in it be it painting, drawing, what have you. Most Jackson Pollock is Know for his abstract stuff, making it very hard for me to find anything that even...
  24. F

    Drawing a NFSA with 6 States: Is it Possible?

    Is that possible using six states to draw a NFSA(NFA) to represent a string ending with a symbol which occurred even times in this string(this string is consisted of only 0 and 1).. I thought that the regular expression is (0*10*1)*(0*10*1) + (1*01*0)*(1*01*0), It can be easy using 7 states...
  25. S

    Question:How to Draw Ray Diagrams for Diverging Lenses

    Hi i have a question about a lens,im not sure if this is the right place to ask but il ask anyways...please help I am really stuck! Question: An object is placed 24cm infront of a concave mirror of focal length 18cm. Where is the image formed and what is its magnification?Include an...
  26. A

    I am completely drawing a blank Exam tomorrow, help?

    Hey, in the process of searching for an explanation for this problem tonight, I stumbled across this forum. I usually do well in physics, but our semester exam is tomorrow and, as I'm reviewing, I am drawing a complete blank on everything! I'll just give one problem, to see if someone could get...
  27. F

    What is the sigma bond count for 2 hydrogen in sulfuric acid?

    I tried to use VSERP to draw the shape of H2SO4 but consider S :6 (group6) 4O :2*4 2H :1*2 ----------- 16=>4pi bond but then 4 pi bond of oxygen=16 electrons how about the sigma bond of 2 hydrogen
  28. N

    What software can I use for drawing Logic gates?

    What software can I use for drawing Logic gates? I am just too lazy to draw it by mouse and also drawing gates with different shape isn't elegant. So, I want a simple software that can draw Logic gates, And, OR, gates etc...
  29. chroot

    Drawing pixels in a window in Windows

    I need to implement a sort of "framebuffer in a window" for a digital video application I'm working on. I need the window to be displayed alongside other windows (running Windows XP) and get along nicely with other windows on the desktop. The window will display the pixel data in an arbitrary...
  30. N

    Electric Circuit, drawing question

    I have to simplify this circuit step by step, and I'm stuck on how the first step after the drawing shown should look (how it looks after the resitances labeled 2 & 4 are combined).
  31. J

    Drawing FBD for object inside elevator

    I got alittle confused on something... say an elevator is moving downward and its speed decreases. If you are drawing a FBD of a block inside the elevator, there are only two forces acting on the block, normal force from the elevator floor and weight force. But since elevator is decreasing...
  32. D

    How can I draw angles using just a ruler and compass?

    Does anyone know a site that shows how to draw angles using only a ruler and a compass? 60 degree, 35 degree, 45 degree angels ect. Any explanation on how to do this would be great. I have to show curves to signify that I used the compass and I believe the method involves a point of...
  33. T

    Drawing an Arrow in WinApp: A Helpful Guide

    Can anyone please tell me how I can draw an arrow in winapp? (--->) Thanks in advance
  34. V

    Drawing perperdicular to existing coordinates

    Hi , I have drawn a line between two co-ordinates say (x1,y1) and (x2,y2). I have a point called (x3,y3) . From the point (x3,y3) i need to draw a perpendicular line to (x1,y1) and (x2,y2). so that i will be able to find the perpendicular distance . Is there any formula for calculating or...
  35. U

    Understanding Magnetic Forces: Drawing Force F Diagrams

    forces exerted by a magnet After learning about the right hand rules for a magnet on a wire, my packet asks for me to draw the vector diagram for the force F from a magnetic field B on a moving positive charge with velocity v. What is it looking for? I don't know if B is into or out of the...
  36. E

    Application for drawing Feynman diagrams

    Hi, I'm seeking for a software, witch will alow me to easily draw Feynman diagrams. I have currently found: FeynMF: LaTeX package. Not very nice to use, but very good quality diagrams FeynmanDraw: Very primitive WIN software. Not fine diagrams. FeynDiagram: C++ source for drawing...
  37. E

    What Software Can Be Used to Draw Feynman Diagrams on Windows?

    Hi, I'm seeking for a software, witch will alow me to easily draw Feynman diagrams. I have currently found: FeynMF: LaTeX package. Not very nice to use, but good quality diagrams FeynmanDraw: Very primitive WIN software. Not fine diagrams. FeynDiagram: C++ source for drawing. Complicated...
  38. B

    Physics Problem: Drawing Vector Diagrams

    Our physics teacher gave us some chapter review questions from another book and I don't understand exactly what to do. Here is the question: a) TownA is located 380km[S64oW} of TownB. Draw a displacement vector diagram and a velocity vector diagram to the same scale. (Our book only shows...
  39. D

    Help for High School Physics Student: Drawing Force Diagrams

    Hey all, I'm a junior in high school and taking physics. My teacher isn't really one of the best teachers, and we do nothing from a textbook, all done from her drawings/lectures from a whiteboard. It's safe to say I'm just about completely lost in that class. We have a test coming up...
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