Recent content by Captain Zappo

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    How Does Friction Affect the Final Speed of a Crate?

    Work is done, both by the puller and the frictional force. The friction generates heat, which certainly tells us that energy is not conserved.
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    NASA Did NASA really fake the moon landing?

    Hah...nice. I enjoyed reading that. My girlfriend is convinced that the moon landing was a fake, so I'm going to show her this website later tonight.
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    Best Video Card Under $100 for Modern Games

    Hi everyone. I need a new video card. I'm currently running on a 64mb Geforce 4 MX 440. I know, it's archaic, but come on, I'm 18 and on a serious budget. So my question is this: what's a great budget video card that will match up with the demands of some of the modern games (call of duty 2 in...
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    Show whether a funtion converges

    Try some of the convergence tests that you know. You can try the ratio test, direct comparison, the limit comparison test, etc... Give us some attempts and we'll see if we can help you out.
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    What country are you?(another silly test)

    Vietnam ----
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    Male birth control pill - when will it be released?

    I have been reading about the research being poured into the development of a male birth control pill. The articles I read were dated in late 2004 and mid 2005. I was wondering if anyone has any more recent news about this product (when it's scheduled to come to market, etc...)? -Zach
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    Accepted at both: UNC Chapel Hill & UNC Wilmington

    Hi everyone. I am trying to decide which is the better place to spend my next four years. Here's the situation. I have been accepted into both of the schools mentioned in the title. Obviously, Chapel Hill ranks higher on SAT scores, national polls, etc...So I would love to go to this school...
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    Can I do this in my microwave?

    Thanks. I'll let the microwave stick to its native job. Now, it's dinner time. I'm going to go warm up some fettucini alfredo :smile:
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    Can I do this in my microwave?

    I don't fully understand the reactions that take place. Is there a chance of a serious, dangerous reaction? All insight is greatly welcome, -Zach
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    PF Member Photo Thread Archive

    This year's picture. http://myspace-973.vo.llnwd.net/00406/37/98/406928973_l.jpg
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    Can I do this in my microwave?

    I just did it! Well, I just did this experiment in front of my parents and I must admit, it is awesome! I found that only a fairly large container will work. I tried a pint jar first, with no luck. Then I used a wide-mouth quart jar. This worked quite well, but I could never keep the plasma...
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    Indefinite integral of sin^4xdx

    Thank you!
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    Indefinite integral of sin^4xdx

    Hi everyone. I'm having some trouble evaluating the following integral \int{sin^4xdx} First let me start off by showing what I did. = \int{(sin^2x)(sin^2x)dx} =\int{[\frac{1}{2}-\frac{1}{2}cos(2x)] \ [\frac{1}{2}-\frac{1}{2}cos(2x)]dx...
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    LaTeX Introducing LaTeX Math Typesetting

    How do I insert a line break? How do I insert a line break? I have read the pdf file explaining the different commands. I have tried the following: \\ \ \ \\ \ \ \linebreak \linebreak[4] \linebreak[0] and many others. All help would be appreciated.
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    Torque on a see-saw type object

    Torque on a "see-saw" type object I had this question on my Physics test last week. I missed it, and it's now time to do test corrections. I have read through the section once again, but I keep on getting the same answer. A uniform plank XY is supported by two equal 120-N forces at X and Y...