Hello:
Question:
Is there a basic mathematical equation that allows for "plugging in" data such as velocity, angle, etc. in ballistic deflection/richochet?
ie- If projectile of x we...
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I am trying to determine some failure modes of strain gauges and the means of accomplishing some of them. Things like loose leads, debonding, physical damage, thermal effects, doing things that cause ...
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Hello all,
I was wondering if anyone could help me figure out some differences between all the different types of processors out there for computers. I am a graduate student learning about CFD, and ...
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Hi all
I've been calculating heat convection off a horizontal heated plate to still cool air around it. Since the plate has a size of 50m2 the GrPr number is turbulent i there's no equation in my b...
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I'm trying to put together a proposal for a small amatuer rocket flight, and could use some assistance. This is not a terrorist strike aimed at your backyard, but flown under the auspices of the Triop...
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What is the ideal area difference between the nozzle cross-sectional area and inner engine cross-sectional area for a rocket engine for getting the most thrust? The greater the difference in area the ...
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i am going to do paper presentation about the ADVANCEMENTS IN INTERNAL COMBUSTION ENGINEs. so if any of you have a nice papers about that topic then please send it to me.... i need it... help me out i...
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I am using a cantilever beam, guided on one end and fixed on the other, (example 1b from Roark's Formulas for Stress and Strain), I have included the page from the book as an attachment.
I want to ...
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Hey guys....
Can someone help me to come up with some ideas on how to launch a UAV...
Is air pressure launching a better idea than bungee launch?
The aircraft weighs around 15 pounds. Is ther...
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I know the lift force equation is .5*rho*V^2*Area*Coefficient. But I was wondering in the real world how would you measure the lift force? I hope they don't just plug the values for the equations....
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Hi :
See http://www.physicsforums.com/showthr...=1#post1253898 [http://www.physicsforums.com/showthread.php?p=1253898&posted=1#post1253898]>
Please,make comment.
How would you calculate the...
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Hi Friends!
Can anybody tell me the download link for "Sperry Vickers Hydraulic Manual" dealing (oil) Hydraulic valves, actuators, pumps etc?
Or any equivalent manual from Rexroth or a...
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Hi! Anyone know what would the best INTRODUCTION / FUNDAMENTALS of Finite Element Methods oriented text be? I had read O. C. Zienkiewicz’s The Finite Element Method: Its Basis and Fundamentals, 6E, Bu...
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when a fan is started, why is there more air flow at the bottom of the fan and not at the upper region of fan...
>>Also explain if bernoulli principle is involved in this
thx an regard...
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How would you estimate the charge density (air actually entering the cylinder) in an ICE? Assume the outside is standard pressure and temperature of 15*C (60* F) and 101.3kPa (14.7psi). At high airflo...
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Hi all,
Im a Mech Eng student getting my 3rd year project underway,
Using a simple ABS Disc Brake system model, i would like to analyse braking performance for calculations obtained with variati...
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I need to do some head loss calculations for pumping diesel fuel or No. 2 fuel oil from a storage tank to an emergency generator. I see in many places that diesel fuel is specified to have kinematic ...
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Hello , I am a 4th year ME ,I have as an Final year project to do a dynamic mesh analysis for the blades of a wind turbine ! unfortunately , i dont know how to start since it is the first time I work ...
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Hello , I am a 4th year ME ,I have as an Final year project to do a dynamic mesh analysis for the blades of a wind turbine ! unfortunately , i dont know how to start since it is the first time I work ...
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Is there any aero engine in the world without any rotating bodies like compressor-turbine? Other than ram jet or scramjet.
Thers is a vague idea in my mind to go for an aero engine without rotating...
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I had this posted in the wrong forum...srry
I need to contact who ever would be authority on propeller design and applications.
In short, the Idea is to build a Aluminum prop, 1.2 meters diame...
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I few years ago I was reading on the Foresight website and found an electrostatically powered nanomotor [http://www.foresight.org/Conferences/MNT10/Abstracts/Wright2/index.html]>. The power to weight ...
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Cheer !
http://wesamelshamy.googlepages.com/...ering_aero.htm [http://wesamelshamy.googlepages.com/ebooks_engineering_aero.htm]>...
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Hi,new member here.
I'm interested in various aspects of supersonic flight,and transitional flight from subsonic to supersonic,plane and jet design engineering problems,and problems dealing with avia...
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