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We always have threads on various pieces of the puzzle, but what I want here is for people to post a coherent plan of...
Mar17-14 06:22 PM
mfb
982 197,218
A number of questions, particularly involving homework, often involve some basic engineering. In the US, the...
Nov22-13 02:02 PM
rneale
38 50,412
In response to the growing needs of our membership, we're excited to announce the restructuring our Science Education...
Oct12-05 01:47 AM
Moonbear
0 20,396
Hey, guys. I know this isn't the academic section, but I wanted to direct a question to the Engineers in here. Im...
Feb15-13 03:06 AM
Runei
2 1,083
Hi, Lets say I have two metal circular plates of diameter about 10mm. If I press them together with a force of...
Feb14-13 04:28 AM
vst98
4 843
I am going to be graduating with a undergrad Radiation Health Physics degree. I was wondering, for job prospects out...
Feb13-13 07:58 PM
Obelisk017
1 794
I have a cryogenic (a liquid that vaporises rapidly in air) flowing on water. I would like to know what forces are...
Feb13-13 05:34 PM
nobelo
0 668
Hi I am just finishing a 2 year diploma in Biotech and would like to continue in that specialization. Which...
Feb13-13 03:08 PM
Deaven
0 1,066
It has been several years since I have dealt with fluid mechanics. I have a 4hp pump that circulates the water in a...
Feb12-13 01:41 PM
zjn12385
2 1,686
Last summer, I was taking apart a fan because it wasn't working. It turned as I expected that it was a burned out...
Feb12-13 12:00 PM
berkeman
2 942
In a delta strain rosette problem if normal strains are given and asked to find the six components of stress and...
Feb12-13 11:32 AM
karthik m
3 1,112
In an effort to approach the EPA on the subject of eliminating unnecessary stop signs in an effort to reduce fuel...
Feb12-13 07:52 AM
HowlerMonkey
7 1,077
I have been trying to understand how PV cells work in solar panels and have become a bit confused, here is what I have...
Feb10-13 05:05 PM
Dr_Morbius
1 942
Determine the shear-force and bending-moment equations for the beam. Then sketch the diagrams using the...
Feb10-13 01:18 AM
SteamKing
3 1,425
Like the title says is it possible to build a generator which will make around 5 watts of power for an hour? or even...
Feb9-13 03:31 PM
russ_watters
27 3,845
Hi, I am new to this type of material and am hoping that someone may be able to assist me. In short I am putting...
Feb9-13 02:05 PM
PhanthomJay
1 1,562
Hello everyone, new to this forum, hoping you can give me a hand with finding formulas. Background I'm at Humboldt...
Feb8-13 10:42 AM
megamax42
1 838
Firstly, I'm sorry for posting this here it seems like the best place possible, but I'm not quite so sure I didn't see...
Feb8-13 10:33 AM
jehake12
3 1,747
I need some help!My problem is a problem of moving boundary with loss of mass.... I started to use COMSOL and I need...
Feb7-13 06:22 AM
ishantj
2 1,529
Hi and thank you in advance. I want to understand how do fractures/breaks/fatigues occur in general. I remember...
Feb6-13 05:25 AM
anime9999
3 1,020
I want to calculate mass flow rate from cylinder to valve actually at valve inlet the means of connection is hose...
Feb6-13 01:29 AM
wsusheel
0 954
this falls into civil engineering, but as we all know everything boils back to physics. and, i couldnt find any good...
Feb5-13 05:01 PM
Physics_Kid
6 1,283
This is a real world project. I'm building a giant roll-up window shade to be used for a special effects green...
Feb5-13 10:16 AM
nvn
27 2,174
I am trying to figure out what I am doing. Forgive me, I’m not very sharp when it comes to differential equations… or...
Feb4-13 04:33 PM
moemag
3 1,319
I have a design where a beam gets welded to a plate. The plate is not against a wall or foundation, but for simplicity...
Feb3-13 10:30 AM
nvn
21 3,107
I do a small theoretical project, in this project I need to investigate some technologies or devices or knowledge that...
Feb2-13 09:08 PM
Bobbywhy
3 866
Hi!! I have trouble understanding this: Given Temperature: If pressure < saturation pressure => Overheated Vapor...
Feb2-13 08:55 PM
Chestermiller
1 938
Hi there, first post on these forums. I have a seemingly simply question about beam bending. We (mechanical...
Jan31-13 05:58 PM
AlephZero
3 1,598
I have been looking at the basic operation of a heat pump. On these pumps there is an expansion valve. This valve is a...
Jan31-13 09:45 AM
Low-Q
6 1,565
Hi all, I'm planning to drive the automobile ac compressor via a BLDC motor instead of IC engine. This is only...
Jan31-13 09:38 AM
russ_watters
2 965
Hi there, Had a physics project in university that looked at the heat transfer of a pipe in a cement block for snow...
Jan31-13 12:41 AM
256bits
1 1,018
I am trying to begin with fuzzy logic, but this initial question is preventing me from moving any forward. It appears...
Jan29-13 10:27 PM
I_am_learning
5 2,472
Hello and thanks! I apologize in advance if I picked the wrong place to post this thread. I'm a high school student...
Jan29-13 02:06 PM
012anonymousx
2 1,223
Hi everyone! I searched all over the web and nobody/nothing gives a good explanation on how to plot nyquist...
Jan27-13 07:02 AM
NascentOxygen
6 1,256
I was wondering if it's possible to know the difference between order of numerator and order of denumerator of open...
Jan27-13 06:50 AM
NascentOxygen
2 986
I am looking for ideas for a contemporary engineering issue to write a paper about and give a brief presentation on.
Jan25-13 05:03 PM
Aero51
9 2,664
I converted a lot off my DVDs that are of 1970's TV show Land Of The Lost to avi files so I can watch them on my pc....
Jan25-13 03:25 PM
jedishrfu
5 1,329
I have the Canon SD 1000 Camara and Win7 Home Premiume on my Desktop. When I plug the Camara in a windo opens...
Jan24-13 04:43 PM
biferi
2 804
http://i.imgur.com/rn3znzU.png If there is a uniformly distributed load due to gravity on a truss, how do I convert...
Jan24-13 06:47 AM
AppleBite
1 2,406
654987
Jan23-13 09:02 AM
AvidListener
0 641
Hey, I came across this idea a couple of years ago. It's been a long time since I took introductory physics. But I'm...
Jan22-13 05:40 PM
jim hardy
7 1,305
I'm working on my analysis of roof truss assignment and got stuck on the computation of dead loads having no value for...
Jan21-13 06:15 AM
sultan0064
3 1,524
Alright, I really wasn't sure where to post this question regarding space elevators. I'm on the debate team at my...
Jan21-13 05:05 AM
blu3boy
23 3,021

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