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I Have An Engineering Homework Or Assignment Question

Personal Stories, Advice, and Support 2 People

    Work Consumed By Pump

    For a pump, why do I need to use Bernoulli's equation: (P1)/(rho1) + [(v1)^2]/2 + (z1)*g + work_in = (P2)/(rho2) + [(v2)^2]/2 + (z2)*g + energy_loss instead of energy balance used for compressors, turbines ect.: E_in - E_out = delta_E_system (h1) + Work_in - (h2...
    maydaybandit maydaybandit 22-25, F 2 Responses Oct 19, 2009

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    Streamline Section Dimensions To Minimise Area For A Given Moment Of Inertia

    I need to find the values of thickness (t), mean diameter (D) and mean length (L) that will give the minimum area for the streamlined section, given that it's moment of inertia is 5.42 in^4. Some equations: (the I's and A's after all K's here are meant to be subscripts, but they...
    maydaybandit maydaybandit 22-25, F 6 Responses May 25, 2010

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    Combined Loading - Stresses

    As part of an assignment, I need to find the maximum principal stress on the shaft due to the bending, twist and shear (See image below - sorry about the mess and illegibility).  I was going to use 'option 1' but I'm not sure I can since the maximum occurs at different...
    maydaybandit maydaybandit 22-25, F 5 Responses Sep 22, 2009

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    Related Experiences

    But i have hardly any answers, comments and replys. It is just my bad luck or do people real dislike me so much they dont bother typeing on my posts and stuff??
    bnaesf bnaesf 36-40, M 2 Responses Jan 11

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    Do u hav any idea how fukn qt this boy is?
    frijolespicante4466 frijolespicante4466 16-17, F Jan 11

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    I just told my mom that I left engineering . She says she's disappointment and all. I wonder how she'd feel if she knew I contemplated poisoning myself with cyanide just to avoid...
    prettyboo711 prettyboo711 18-21, F 8 hrs ago

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    So my "friends with benefits" (to understand the full story, please go read my other "I have friends with benefits" story). So tonight I'm working on assignments for my college...
    findingfae findingfae 18-21, F 48 mins ago

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    You will see many posts stating "ask me any question I will answer it". Have anyone noticed that no one ask questions to people that have 'M' besides their name and at same time...
    Sal89 Sal89 22-25, M 21 hrs ago

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    I'm getting sick and tired of my school. I have problems concentrating on just about anything I do, especially reading. Recently my Reading teacher has decided to start making us...
    Mastixz Mastixz 13-15, M 1 Response Jan 20

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    Anyone ever experience gender bias in the healthcare system? Ever felt like a doctor treated you unfairly because you're a woman? Yes, I am asking for homework help lol. Because...
    AEHeroine AEHeroine 18-21, F 2 Responses 9 hrs ago

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    I received the iPad 2 from my college at the college orientation a year ago. My college distributes iPads to all incoming freshman and transfer students every semester, however...
    LadyL31786 LadyL31786 26-30, F 1 Response Jan 10

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    Teachers/Professors1) Assigned Seats - I've had this problem through my school years. I can kind of understand it in elementary school, but not in highschool. I'm in college now...
    FashionQueen86 FashionQueen86 26-30, F 1 Response Jan 19

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    Getting ready for school- All Time low, studying/homework-Ed sherran, sleeping-Panic!At The Disco, showering-Mayday parade, crying-my Chemical Romance
    imsinkinkimg imsinkinkimg 13-15, F 2 Responses 17 hrs ago

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    Homework probably SHOULD be banned... but not to everyone. --------------------- Many of us... most of us, don't do well with homework, or even learn anything from it. Taking that...
    HannahMarieX HannahMarieX 18-21 Jan 14

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    and what are my questions? how do people get past the taste of liquor? how do people have sex at such a young age while not thinking of the potential consequences? and why oh why...
    ilovewedgiesbruh ilovewedgiesbruh 18-21, M 1 Response 21 hrs ago

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    During my Art class, I was given an assignment that I felt could be interesting to see answers on EP. Here's the question I was asked: What is Beauty? What is it about the...
    RoddyB7589 RoddyB7589 16-17, M 1 Response Jan 7

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    Just 2 days ago, I broke down. Practicing for a speech assignment, I freaked out over the stress. My father didn't believe that I was stressed out. Said means things about me...
    hengyeeeee hengyeeeee 18-21 Jan 22

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    for my journalism class which just started, our assignment was to ask two strangers a question. i was really nervous...fast heartbeat, shaking, etc... but i did it. whenever i'm...
    daydreamer27 daydreamer27 16-17, F 1 Response 1 day ago

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    I will answer any question on here
    Bigtan123 Bigtan123 18-21, M 11 hrs ago

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    Hit me with your worst question and I will answer it truthfuly
    bradymossy1 bradymossy1 18-21 10 hrs ago

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    Ugh need to start my Spanish assessments and English homework. I'm pretty sure I have the English in on Monday and have to memorise a ton of stuff. Ugh stop tempting me xbox...
    flamingfangirl flamingfangirl 16-17, F 1 Response Jan 2

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    The feeling is so good after you submit you assignment. I know this wasn't the best as I didnt feel myself I gave my 100%. The fact that I didn't even know what I was doing. I was...
    dezeena dezeena 22-25, F 1 Response Jan 5

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    Don't have homework often but I was sick this week. Like really sick and a friend of mine brought my homework by and it's ridiculous I don't understand half of it and the math I...
    MEGH0119 MEGH0119 13-15, F Jan 10

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    I blame it on this weather. It's midnight right now and I procrastinated on my homework (gasp!) But I keep looking out the window seeing all of this snow pour down and think 'Maybe...
    fadingintoexistance fadingintoexistance 16-17, F 2 Responses Jan 12

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    Last year, around this time, I happened to be working on an assignment where I was surprised with my ex working in that very same company where I am assigned. I freaked out and...
    MissGaga MissGaga 22-25, F 1 Response Jan 13

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    I had to help my niece with her math homework, sometimes I think we have to learn math in school just so we can help kids with homework and they can help their kids with homework...
    jbm1984 jbm1984 31-35, F Jan 13

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    I was asked, actually told, that I would be the best-man at my best friend's wedding. Naturally I was scared out of my mind by the prospect of standing in front of a whole bunch of...
    Remand Remand 31-35, M 31 mins ago

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    The most crucial matter for one to do is your homework. Research all you can about other Offshore banks structures, Offshore banks Banks and offshore banking. In this way you are...
    Georgebankssi1 Georgebankssi1 31-35, M 1 Response Jan 18

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    What do you people think about the new Rihanna song featuring Kanye West and Paul McCartney? It's called Four Five Seconds. If you haven't herd it yet either listen to my radio...
    Codycope17 Codycope17 16-17, M 2 hrs ago

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    So the Christmas break is coming to a close... oh lucky me... three days to get homework done before I go back to school. I'd rather sleep than write about Blanche Dubois and her...
    WhiskeyRoger369 WhiskeyRoger369 16-17, M 1 Response Jan 2

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    For some strange reason I enjoy doing other people's homework while they enjoy their free time. Message me if you have an essay do :)
    jacksparrow235 jacksparrow235 26-30, M 1 Response Jan 10

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    who really hate homework? I really do and specially on weekends as right now
    lucy1010 lucy1010 13-15, F 3 Responses Jan 11

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    so I helped my niece with her math homework again, it was graphing inequalities. ..not to be mean but after I show her what to do and the steps that need to be made and the next 43...
    jbm1984 jbm1984 31-35, F 1 Response Jan 15

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    My cousins' story: They lived with their mother and father for a while. The kids slept late. Didn't do homework. Their parents couldn't care less. "Do your homework" is not enough...
    DoorMattress DoorMattress 13-15, M Jan 16

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    The sense of accomplishment when you finish your homework 2 hours before it's due on a Sunday.
    soon2016 soon2016 16-17, F Jan 18

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    I do girls homework for them. Message me
    jonnypaypig jonnypaypig 22-25, M 5 days ago

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    Every night I'm up until 2:00 am doing homework. Like come on. This is getting a bit ridiculous. I can't stand it.
    ningqin ningqin 13-15, F 6 Responses 4 days ago

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    A few simple of experiences of why I have cried in school: Kindergarten: I called a boy in my class stupid, then later when I saw a police car park in front of the school I started...
    SparkleSwirl SparkleSwirl 18-21, F 4 days ago

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    I love dirty old men so much. Ask me any questions.. I'm very open.
    ConfusedandCurious20 ConfusedandCurious20 18-21, F 1 Response 6 hrs ago

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    My cousin is a vet n has PTSD too but stopped takin all his meds and switched to medical marijuana and says its way better than the medication... I'm on three 1mg klonopins a day...
    shatteredheart13 shatteredheart13 18-21, F 4 hrs ago

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    1. I have travelled to Canada 2. I was born in March 3. I have 2 step sisters and 1 step brother. 4. I grew up on a farm in Iowa 5. I have a degree in Biomedical Engineering but...
    azsixgun6646 azsixgun6646 46-50, M 2 Responses Jan 5

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    I can never focus on one task too long... How do I even have two degrees? I daydream during classes, it takes me days to finish an assignment. I don't want to take medication for...
    DrivenLady DrivenLady 31-35, F 2 Responses Jan 5

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    I would like Bat and Dolphin echo location, Eel electricity, Jellyfish bio-luminescence, Eagle depth perception, Frog hibernation anti freeze ability, and Chameleon stealth. And It...
    NuclearELDER NuclearELDER 41-45, M 1 Response Jan 11

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    I will never get over the excitement of flying. Speed, engineering, physics, glamour, and travel to new and exciting places. Fabulous. But, oh my goodness! Airports!
    jumpersforgoalposts jumpersforgoalposts 51-55, M Jan 18

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    My professor is a hottie. Sometimes I get to class after him so hell notice me. I even go to him after class and pretend I'm clueless about assignments so we can meet up.Once I...
    ChelseaMonroe ChelseaMonroe 22-25, F 3 Responses Jan 21

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