Figure shows the cross section of a single cell, thin walled
beam with the horizontal axis of symmetry. The direct stresses are carried
by the booms B1 to B4, while the walls are effective only in c...
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hey frnds ....
i m 1st year student of DCE and m willing to make a car for college competitions. Till now i was using differential mechanism for turning the car but now i m intrested to work on steer...
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Hi everyone,
M supposed to build a hovercraft for a race. I want your help. I understood the basic concept of a hovercraft. This hovercraft need not have anyone to align it. It shud go without a lo...
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hey i have got to make a scaled model of any mechanism that we see around(or maybe we don't sometimes) in the machine shop in under 3 days as our summer training project. we are provided with all the ...
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The wind turbine I pass everday seems to have its blades almost flat to the wind. So, I want to make sure I understand exactly what the wind turbine is doing, and if I have the airfoil components righ...
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I'm trying to find an article or something similar online that has a diagram of a piston and explains the different parts of the piston.
For example, trying to find out what the piston's compressio...
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Hi,
What is the effect of "back e.m.f." on the torque output of a permanent magnet d.c. motor? I googled it but didn't get any results.. I just need a brief description to understand the...
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Hello guys, I'm working on a REU project right now, and my job is to try to design a better vacuum system.
being a noob at any aspect of mechanical engineering and designing (I'm a physics major, I...
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Let us assume all things being equal other than the weight of the camshafts themselves. Is more torque required to rotate the camshaft of a large displacement V8 car engine than a small displacement ...
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hmmm... i was just wondering, if we increased the area of a wing and sacrifice drag, we should get more lift right? and if we got more lift, should we not be fly with a low velocity?
And im not tal...
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Hello people
Again I need some help...
I'm looking for a type of cloth that can be used to seal a gas at up to 700 degrees C (about 1200 F) and a pressure difference of up to 1 atmosphere.
Jus...
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Hi,
I'm just looking for some clarification on some flow concepts which I'm having a bit of trouble getting my head fully around :S any help on this would be greatly appreciated! thanks.
Basically...
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Some satelites is just hanging there in a geostationary position, like TV satelites, communication satelites etc.
Some other satelites are moving around the earth with a time for rotating around th...
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My question is very basic and fundamental... How do planes fly? I have read that the equal transit time explanation is not true... And I have read the NASA explanation, thats supposed to be true... Bu...
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Hello all,
In a classic example of putting the cart before the horse...
I have designed a underwater Vehical in a CAD program I would like to test. I have no educational physics background of a...
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how much energy is realesed when oH bond is formed ? Is it sufficient to convert its molecules into the plasmic state?...
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hey tell me if this is possible,
i know that u can create clouds artificially n when they rub against each other(like they do in a thunderstorm) a huge amount of electricity is created. so i wanna kn...
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hi, my name's drew, i'm 19 and this is my first post on this forum. I plan to start college for mechanical engineering in fall but i have a project i'm working on that i want to be able to finish, wel...
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Can anyone break down the fundamentals of air propulsion? thank you. I also have a few other questions....
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hi all, im new to the forum as you've probably guessed. this is probably the last thread i'll ever start, and im probably about to make a tit of myself cause i dont really know anything about physics ...
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Do you guys know of any books with research on aircraft wings? I would like a book which contains comparisons between many types of wings, with their advantages/disadvantages weighed out against one a...
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Hi people,
I am trying to find the smallest possible rotary actuators (I think the electrical ones are the smallest in the category though maybe there are also pietzoelectic rotary actuators with h...
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I am currently in my first year in Mechatronics Major, and now I am trying to understanding about statics of beam. How about draw the shear and moment curve? How about if the force is variation and ha...
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I have some calculations I would like to make, though I am having trouble finding information. I have a circular hollow shaft made of steel. I would like to calculate the breaking point of said shaf...
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Hi folks.
Not expecting much of a response (specialist area) but I'll try.
Does anyone know how to inspect mirrors for cosmetic defects??
The HMD project I'm working involves CRT driven combi...
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