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Bill

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  • Is this circuit correct?

    I need a circuit that ends up with a DC voltage of 12 and a current of about 0.35A (+/-10%). That is, I need it to work in real life.

    So I was thinking of putting 8 batteries (haven't decided which type yet) in series and splitting the circuit into three.

    Here is a picture as reference: http://imgur.com/lkzbW.png

    Sorry it's not in PSpice or anything.

    Anyway, does my circuit look correct for my needs? Do I need loads on those two other wires? If current takes the easiest path, will the 3 loads need to be equal to avoid a short circuit?

    Thanks.

    Bill

    2 AnswersEngineering1 decade ago
  • Do I need to see a doctor for this finger pain?

    About two weeks back I think I hurt my fingers bowling. Now, at the time, the pain didn't seem serious, I figured I just put undue strain on them. However, now weeks later they still hurt a little. If I grip something heavy or in the wrong way the pain gets worse. Normally I don't really feel anything, though. I can still make a fist and stretch and move my fingers like normal, and there is very little pain (I think it gets worse when I think about it, a sort of psychosomatic thing). There is a little bit of numbness, but it's nothing that I would call "painful." Now I'd really rather not have to go see a doctor if I probably don't need one. So I just figured I should check online first, in case someone here had experience.

    1 AnswerInjuries1 decade ago
  • Should my RAM be fitting?

    I have a motherboard that supports DDR3 2000 sticks. But the sticks I got are DDR3 1600. I thought it would still be compatible, but the sticks are not going in so easily.

    And yes, I am installing them correctly with the notch. But when I try to push a stick in, it won't go in.

    Did I get the wrong type of memory? Or am I just approaching the installation wrong?

    3 AnswersDesktops1 decade ago
  • Will this fix my hard drive partition problem?

    I repartitioned my HDD with Vista and Ubuntu. Something went wrong, I don't know what it was...

    Anyway, looking at the Partition Manager in Vista shows the windows partition to be ~110 Gigs.

    But looking at the C: drive shows the drive to be ~88 Gigs.

    If I shrink the Windows Partition by 1 Meg (the smallest it will let me) might this restore the missing space to my C: drive? I haven't really been able to find a good solution to this, I might have to restore the whole system, but I don't really want to.

    2 AnswersOther - Computers1 decade ago
  • How can I delete duplicate calendars in Outlook?

    I was setting up my Outlook with the US Holidays Calendar and accidentally added it twice. Now each holiday shows up twice. How can I make it so that each is only listed once? I can't seem to find an actual option for this, and the only info I've found online is for programs that you have to pay for. Are there any simple and free solutions to my problem?

    3 AnswersSoftware1 decade ago
  • Can anyone suggest good non-Gibson Cyberpunk?

    My dad is a huge fan of cyberpunk, particularly Gibson.

    But he's read everything by Gibson (I think). I'm looking to get him a book for Christmas, but I don't read a lot of cyberpunk.

    So I'm looking for something a little off the beaten track, but Gibsonesque. Any suggestions?

    4 AnswersBooks & Authors1 decade ago
  • When do the hands of a clock both point straight down (10 pts)?

    Rules and Notes:

    1. The first person to answer correctly gets 10 pts.

    2. This is on a standard analog clock.

    3. There are two answers to this, one normal and one clever, if somebody gets the clever one, they get the points, regardless of timing.

    4. I'm also looking for a specific answer for the normal answer, if nobody gives me that answer, I will give it the first person who was closest to that answer.

    5. So I guess to be fair, there are two versions of the normal answer, but they are close enough for me to call them the same.

    9 AnswersJokes & Riddles1 decade ago
  • Can someone remind me of what the point of an op amp is?

    What is it used for?

    /Roughly/ how does the Vi relate to the Vout?

    I can find the equation online, but its been a year or two since I learned about them, and the class was extremely boring...so I've since forgotten.

    I'm really just looking for something along the lines of "It increases the voltage at the cost of amperage" (that's a transformer, I know, but that's the kind of answer I'd like).

    2 AnswersEngineering1 decade ago
  • How can I get more room between my door and floor?

    Okay, so I just got a little rug for inside my room, right inside the door.

    But whoever built the room sucked, because the floor is uneven, so right where I have my rug, the space between the floor and the door is just a tad too small for the rug to easily fit.

    What is the easiest and cheapest way to get more room under my door?

    I was thinking trying to sand it by hand, but that may take too long.

    I rent my apartment, and the door in question is to my room in the apartment, so I can take the door down if I have too, but serious changes to it may be out of the question. I just need a little more space without a lot of fuss or cost.

    4 AnswersDo It Yourself (DIY)1 decade ago
  • What does "Throws different exceptions" mean?

    I'm working on some C++ code and for several different functions, I keep getting

    error: declaration of 'foobar' thows different exceptions

    I can't find any information about what this means, so I'm at a loss about how to fix it.

    2 AnswersProgramming & Design1 decade ago
  • How can I include files in C++ using g++ in without a bunch of ugliness?

    Okay, so I don't want to do a whole

    g++ -I /path/for/include1 /path/for/include2 /path/for/include3... program.cpp

    Just to compile a c++ program. So I was hoping that there may be a file or folder in which I can place multiple include paths. I think I probably have several header files to include over severaly programs, all of which may have to be compiled together (one big project) and I don't want to set up an extensive -I set of tags and such.

    So yeah, is there one file or folder that I can create or edit to put all the paths to check so it will do it all automatically?

    2 AnswersProgramming & Design1 decade ago
  • Can I create a makefile for a C++ project in Visual Studio 2005?

    I have and create one using Visual Studio 6, but when I try to build in VS 6 I get errors that I don't get in VS 2005.

    So I'm a little worried that that will give me a bad makefile when I try to create it in VS 6.

    1 AnswerProgramming & Design1 decade ago
  • Does perl work in wine?

    In wine cmd, I want to run a perl program (it needs Win32, so just running it in terminal is not an option), but it won't work. I've searched high and low, but to no avail. Is it even possible?

    1 AnswerProgramming & Design1 decade ago
  • How does C++ code access environment variables?

    I can't put any exaple code online, there is just too much of it.

    Anyway, I have a ton of header and C++ files to go through to convert to Linux. So right now, I've decided to work on how to make the change in environment variables.

    However, to get an idea of what I'm working with, I need to know how the C++ programs and their header files, access the environmet variables.

    For example, the code says:

    #include <rw/cstring.h>

    Which is located in a directory that is attached to (pointed to? do environment variables act like pointers?) RWAV7. But I can't seem to find a place where RWAV7 is being used by the C++ code. Am I looking for the wrong thing?

    I realize you won't be able to point it out or anything, but any clues of where to look or what to look for would be greatly appreciated (like, if it is placed in a library, or requires extra characters in the name).

    1 AnswerProgramming & Design1 decade ago
  • What does "-e" mean in Perl?

    I tried to google it, but got nothing.

    the line is

    while (-e $path)

    So I assume it returns a boolean or something similar.

    But what is it checking?

    Because it seems to check if the file is there or not, but in my case, the file is no found (yes I'm in the right directory, yes the name is correct) but it should be there.

    1 AnswerProgramming & Design1 decade ago
  • How can I access something like Console in Linux in a Perl script?

    I have a Perl scrip that works in windows, and I'm trying to get it to work in Linux. It often refers to a variable $STDOUT that is connect to Win32::Console like so-

    my $STDOUT = new Win32::Console(STD_OUTPUT_HANDLE);

    It does things like find and set the cursor location, change the color of the text and so on. I'd really like to keep these function intact if I can, so I need the commands (or at least direction to information) that can also do these things in Terminal.

    2 AnswersProgramming & Design1 decade ago
  • How can I setup Wine to use perl in wine cmd?

    I need to test current programs made to work in Windows on Linux. Perl failed to build them in terminal due to a missing pm file (XML/simple.pm). Before I go on a expedition to find the file in Windows and figure out how to get it all to work in Linux, I decided to see if I could get it all to work in Wine first.

    So, perl works in Linux normally (I ran hello world successfully) but when I try it in wine cmd, it can't seem to find the perl compiler.

    1 AnswerProgramming & Design1 decade ago
  • Can anyone help me get g++ working?

    My job as an intern is to get the company's programs that work on Windows to work on Linux (or at least to get the ball rolling on the task).

    Many, if not all of the programs are in C++, but they just set up my Linux machine, so it doesn't have g++ on it. I was able to get gcc working, but because of the security on the network, I can't use Synaptic. I am able to download the packages off of packages.ubuntu.com and install them, but I can only do one package at a time, and not its dependencies. I have also found that for some outlandish reason, g++ requires itself to be installed before it can be installed.

    Any ideas?

    1 AnswerProgramming & Design1 decade ago
  • How can I fix my ceiling fan?

    For those of you following this story here are some answers to questions I've received:

    I don't know how old it is.

    Yes it has a capacitor, no I don't know if it works.

    The only wire I KNOW I wired correctly is the load wire. I have it wired so that the load and the wire not going to the capacitor are both the only wires going into the switch.

    Yes, we have had some storms in the past that took out power, but I had taken the circuit apart before then (winter storms, I had taken it apart so the fan wasn't on when it was cold).

    The blades still spin very smoothly. I hear no obvious grinding nor do I feel any resistance when I spin them.

    The forward/reverse switch has been tested in different positions.

    I tried not to stop the blades quickly.

    There was a time, when I thought I had it wired correctly, but the blades spun very slowly (now they don't spin at all under their own power).

    With the fan set to what I believe is "On" there is humming, some small vibrating (not enough to shake the unit) and a little bit of heat, but not a lot.

    I mean, what I'm really getting at is that I have to move soon, and I need to know if I'm responsible to my landlord for getting it fixed. ;)

    Please feel free to ask any more questions about it. I'll try to add extra information to the question if you do.

    7 AnswersMaintenance & Repairs1 decade ago
  • How did my ceiling fan break?

    My ceiling fan recently stopped working. After attempting to rewire it, the fan still won't work. Instead, it makes a humming noise and I can feel it vibrating, but the blades won't spin. I've read that this is likely due to worn bearings or shaft, but I wanted to know how they broke. Because it was working fine for a while. The multi-switch had completely broken and it was stuck "On" so I tried to fix it that way. While trying to figure out what was wrong, I had used my had to try to slow down the fan while testing connections and stuff.

    Could this have broken it?

    Also, how much would it cost to have a repairman fix this?

    4 AnswersMaintenance & Repairs1 decade ago