| Subject | Date Asked | Expert |
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| Mechanical Engineering | 9/8/2008 | Aroosh Shahbazian |
Q: I was wondering if I could ask you a couple of questions about your choice of work. How long did it ...
A: I'm in engineering field for most of my life, never been in any other field and still learning, if ...
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| query about automobile engineering | 8/24/2008 | Masoud Fakhrabadi |
Q: I'm a student from Nepal. I'm interested in automobiles and want to seek my future in it. Please ...
A: Automobile engineering is a field of engineering that deal with automobile parts such as ...
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| E-mail Interview | 4/23/2008 | Masoud Fakhrabadi |
Q: my name is Alex and I am a senior at Niceville High in Florida. I'm writing a career exploration ...
A: I am a MsC, student in Tabriz university and all of may answers in based on it. 1- usually studying ...
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| question | 4/14/2008 | Masoud Fakhrabadi |
Q: I want to know variation of transverse and normal stress in an assumed section of a beam under an ...
A: Variation of normal stress in this condition is linear from zero to a max value. Its zero value is ...
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| Straws and paperclips | 4/13/2008 | Aroosh Shahbazian |
Q: My son for a science project has to build a straw structure out of only straws and paperclips. What ...
A: science projects are given for students to come-up with their own method of doing things, I ...
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| mechanic | 4/6/2008 | Masoud Fakhrabadi |
Q: I am looking for some information about robot manipulator degrees of freedom. Can you help me ...
A: Grubler's well known formula is used for this purpose extensively. F=6(l-n-1)+S(fi) F is degree of ...
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| phase diagram | 3/2/2008 | Masoud Fakhrabadi |
Q: I'm a first year student mechanical engineering in Holland. I would like to find some more ...
A: Phase diagram is a method that you can obviously see the percentage of existence any element of ...
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| If you would please answer these questions i would be very thankful | 3/1/2008 | Masoud Fakhrabadi |
Q: 1. do you have a professional engineer license? 2. From what University did you graduate from? 3. ...
A: in lines below I answer your questions: 1- yes I have BsC. in mechanical engineering and now I am ...
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| Intake Manifold Analysis | 3/1/2008 | Masoud Fakhrabadi |
Q: I am doing a design project, where i have to design an Intake Manifold for an engine. It is a simple ...
A: you question is very general It depends on your subject of analyze. If you want to analyze velocity ...
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| drive transmission (shaft and gear fitting) | 2/27/2008 | Masoud Fakhrabadi |
Q: im doing this project where i need to select a drive transmission for a pump and motor... ive chosen ...
A: your question has a simple solution. you should prepare a cylinder with 15mm outer radius and 8mm ...
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| shaft design | 2/20/2008 | Masoud Fakhrabadi |
Q: How to construct a Goodman Diagram to estimate fatigue strength for varying mean stresses in a shaft ...
A: for constructing Good man diagram with variation of mean stress you should use from this formula: ...
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| Engineering | 1/29/2008 | Masoud Fakhrabadi |
Q: I wanted to ask you some questions on engineering. Mostly what i wanted to know was how many years ...
A: it will take about 4 years to have a degree in every engineering as well as structural engineering. ...
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| toppest student | 1/22/2008 | Masoud Fakhrabadi |
Q: Masoud Fakhrabadi I am from Iran and find you when i refer to this site about a question. I am a ...
A: Sima, I will be glad if I can do anything to Iranian all over the world. you should improve you ...
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| Center of Gravity | 12/30/2007 | Masoud Fakhrabadi |
Q: How to locate Center of Gravity of machines(e.g. lathe)? Is there any practical method for it?
A: there are several ways to find it. if you are a member of a large company that has heavy machines ...
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| Strength of Plywood | 12/13/2007 | Masoud Fakhrabadi |
Q: Could you tell me how many pounds per sq. inch 3/4" plywood will support? I am replacing wood in ...
A: your question is'nt so that anybody can answer it. because its answer is a number that you can only ...
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| Fluid Mechanics Question | 11/18/2007 | Pat March |
Q: We have fluid mechanics question regarding pressure measurements using a closed tube manometer ...
A: You have pressure, therefore height, in the tubes because you have air in the tubes. Even if you got ...
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| ISO 10012 standard | 11/15/2007 | Aroosh Shahbazian |
Q: I thought this question would be most suited to engineering as it is the most appropriate. I am ...
A: Measurement processes is inspection method: Planned = how are you going to measure something. ...
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| Research Questions | 10/9/2007 | Pat March |
Q: I am a mechanical engineering student an am completing a research project. If you could answer some ...
A: I am 80. I work for myself and whatever clients I can scrounge up. I work because I want to work, ...
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| physics | 10/7/2007 | Pat March |
Q: how do i make a parachute for an egg
A: Get a piece of fabric,about 3 feet square. An old sheet would be good. Sew/tie strong cords to the ...
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| propeller fan design | 9/12/2007 | Pat March |
Q: I am working on axial fan design- i want to design propeller fan which will suck heat generated by ...
A: Hub-tip ratio is usually a function of specific speed. Take specific speed= rpm x (cubic feet per ...
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| Daily Activities | 9/4/2007 | Pat March |
Q: What do you do on a day to day basis, what was your pay straight out of college, what are the ...
A: I am 80 years old. Day to day I work engineering new products for remote clients. I spend about 5 ...
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| Check this calculation please | 8/1/2007 | Pat March |
Q: Here is a question I recently sent you followed by an answer from another source; Do you agree with ...
A: Your solution is correct. You also ask what gearing should be used. This depends on the rpm of the ...
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| Mounting gears/axles for a project. | 7/7/2007 | Pat March |
Q: I have never worked with gears before and am wondering how to mount a gear/axle? This is for a small ...
A: That depends on what you are trying to get the gears to do. And how big the holes are. And how much ...
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| Career | 6/13/2007 | Aroosh Shahbazian |
Q: I want to become an Aerospace engineer but Im worried about the lack of mobility and job security. ...
A: Quit the school today if you want to study for the money, there are better ways to make money, you ...
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| Steam boiler efficiency | 6/11/2007 | Pat March |
Q: I OPERATE AN STEAM BOILER by using Hydrogen gas and Napthha as fuel to generate high pressure steam ...
A: I think you need to know the heating value of the fuel, the air inlet temperature, the stack ...
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| Waterwheel | 6/1/2007 | Pat March |
Q: I taught physics in high school this year, though my degree is in biochemistry. I took the ...
A: Your first calculation is correct,giving 29.5 hp. Your second calculation is also correct, giving ...
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| Mechanical Engineer | 5/1/2007 | Al Hall |
Q: In my critical thinking class we are researching careers. My ideal career is Mechanical Engineer ...
A: 1) I am in a rapidly changing area of Mechanical Engineering. I would call my job rapidly changing. ...
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| science project in engineering | 4/25/2007 | Pat March |
Q: My son has to do a project involving launching ping pong balls through some sort of cylinder for a ...
A: I think air pressure would be a good way to do this. Shop for mailing tubes that will closely fit ...
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| Steam Turbine Exhaust Pressure | 4/24/2007 | Al Hall |
Q: I work in a production facility with 3 steam turbines. I am curious about the following; I would ...
A: I do not really have much experience working with steam turbines that exhaust at such a high ...
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| A Career in Mechanical Engineering | 3/28/2007 | Al Hall |
Q: My name is Robin and I live in Edmonton, Alberta. I am interested in becoming an aerospace engineer ...
A: Engineers can branch into any field they desire, provided that someone is willing to pay them, and ...
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| Mechanical Engineering Interview | 3/23/2007 | Al Hall |
Q: My name is Hameed dadi... how can I go through the salary-negotiation?? how can I tell them i want ...
A: I hope that you realize that your salary should not be the most important part of your job. I think ...
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| Heat transfer(Spray condenser) | 3/9/2007 | Al Hall |
Q: Sir I am designing a spray type condenser and would like to know how to calculate the mixing length ...
A: I am afraid that I do not know anything about a mixing length calculation for a condenser. I also do ...
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| burning smell | 2/28/2007 | Al Hall |
Q: I shut off my ford explorer sport SUV vehicle and I get a burning smell. It smells like burning ...
A: Well, Ellen, I am not a vehicle expert, but from what you describe it sounds like you have a short ...
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| solid fuel heating problems | 1/23/2007 | Al Hall |
Q: Really hope you can help. We stay in Scotland and have moved into an old stone cottage with solid ...
A: Well, Home heating systems really is not my area of expertise. But from your description, It sounds ...
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| stalling | 12/28/2006 | Pat March |
Q: what is talling in axial profile fans
A: I don't know what "axial profile" means, but assume it means an axial flow fan. Stall occurs when ...
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| Abaqus CAE | 12/20/2006 | Aroosh Shahbazian |
Q: Maybe a simply question. How do I control the thicknes position when using shell parts in modelling ...
A: NOT FAMILIAR WITH ABAQUES, BUT IN GENERAL MOLD-LINE GEOMETRY SHOULD BE AT THE CENTER OF THE ...
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| Mechanical Engineering Interview | 12/12/2006 | Pat March |
Q: my name is Megan Kraus and I am currently a sophomore at Delran High School in New Jersey. I am ...
A: 1. I wanted to be involved with aircraft and engine development. 2. Developed the EasyBake Oven Toy ...
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| need career guidance | 12/11/2006 | Pat March |
Q: I began working as a design engineer in the truss industry after graduating with my BS in mechanical ...
A: Hmmmmm! Working 6.5 years designing trusses then getting fired. That would scare me off as a ...
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| engineering software | 11/17/2006 | Al Hall |
Q: Aside from AutoCAD, what are the most important software packages I should know how to use to make ...
A: Well, certianly Excel, and Lotus, Word and Wordperfect. A good data base software, like Microsoft ...
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| water cooling system | 11/16/2006 | Al Hall |
Q: Ok, thks for contact. HUmm, OK. But you know a book or paper or internet link that could help me ...
A: Im sorry, I am not aware of any paper that would describe your system. It is really a matter of ...
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