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| Subject | Date Asked | Expert |
| design of wind tunnel | 2/3/2012 | Paul Soderman |
| Q: sir i,m willing to design and construct a wind tunnel so what are all the basic things needed to ... A: Vinodh I get many questions about wind tunnel design. Like any experimental facility, a wind tunnel ... | ||
| Aeronautics at Imperial | 1/27/2012 | Rajeevlochanam B A |
| Q: Hey Rajeev, This is Animesh. I am currently a IVth year undergraduate student(Mechanical ... A: I can only assure you that there is a lot of scope for the aero-field for job prospects and it's an ... | ||
| Longitudinal stability | 1/10/2012 | Paul Soderman |
| Q: Sir, I read that the tail plane generally has a negative setting angle and that it produces ... A: Sangeeth - A cambered airfoil will have a nose-up pitching moment relative to the aerodynamic ... | ||
| M.S Meronautical Engineering | 1/8/2012 | Paul Soderman |
| Q: SIR I am doing my BE aeronautical engineering currently and I wish to pursue MS aeronautical in ... A: Abdul - Do a google search on engineering schools U.S. and visit website of any school. For example, ... | ||
| about future career to persue | 1/7/2012 | Paul Soderman |
| Q: am completing my bachelors degree in electrical and electronics engineering from a developing ... A: Klutz - The best major is one that is of most interest to you. I do not know if you have an adequate ... | ||
| wind tunnel | 12/30/2011 | Paul Soderman |
| Q: sir we need information about blower type open circuit wind tunnel for our project we are new to ... A: Ranjith I get many questions about wind tunnel design. Like any experimental facility, a wind tunnel ... | ||
| Aerospace engineering jobs prospects in the States | 12/30/2011 | Mark Janus |
| Q: Sir, I am a Malaysian citizen interested in furthering my studies in the field of aerospace ... A: You are correct that large companies have many military contracts that require US citizen labor, but ... | ||
| Full deflection Va correction formula | 12/19/2011 | Paul Soderman |
| Q: I'm a pilot who routinely checks out in different airplanes. Every Pilots Operating Handbook ... A: David - I am not a pilot and am not familiar with Pilot Operating Handbooks. However, from an ... | ||
| Wind tunnel design | 12/9/2011 | Paul Soderman |
| Q: I am now trying to develop a wind tunnel. Could you please advise me the basis of assigning the ... A: Yati - Yes, you can use a settling chamber with screens downstream of a blower. But the blower ... | ||
| Wind tunnel design | 12/8/2011 | Paul Soderman |
| Q: I am now trying to develop a wind tunnel. Could you please advise me the basis of assigning the ... A: Yati - You haven't told me what kind of wind tunnel you are designing (open circuit, closed return), ... | ||
| higher studies | 12/8/2011 | Paul Soderman |
| Q: i am a btech mechanical engineer. i will finish ma course in june 2012 and i got placed in l&t ... A: Generally, mechanical engineering students are qualified to take graduate courses in aerospace ... | ||
| Gliding flight. | 12/4/2011 | Paul Soderman |
| Q: Sir, Air range in glide is defined as h/tan(theta) ; where h is the altitude through which the ... A: The answer to your question is a little involved. In a steady unpowered glide, the forces on an ... | ||
| Space Dynamics | 12/3/2011 | Paul Soderman |
| Q: Sir, Consider an mass m( say a rocket) being launched from the surface of earth. Initially the ... A: Yes Sangeeth, you are basically correct, but a few things could be stated more clearly. As the ... | ||
| Space Dynamics | 12/2/2011 | Paul Soderman |
| Q: Sir, Consider an mass m( say a rocket) being launched from the surface of earth. Initially the ... A: Sangeeth In the gravitational two-body problem, the specific orbital energy of the two bodies is ... | ||
| Supersonic inlet performance | 11/20/2011 | Paul Soderman |
| Q: I am interested in doing a project on the supersonic inlet designs for my final year.I have a ... A: I am not sure what more I can add. Most dissertations include results that show how a technology ... | ||
| Aeronautical Engineering | 11/19/2011 | Paul Soderman |
| Q: I reside in Dubai and will be joining Heriot Watt University in Edinburgh for mechanical engineering ... A: A masters degree in the UK is a great idea. Higher education is always a good investment. Aerospace ... | ||
| Improvements on existing composite helicopter | 11/16/2011 | Paul Soderman |
| Q: I am researching for my university on how to make further improvements to the AW119Ke helicopter. ... A: I doubt I can think of anything that the designers have not already considered. But one thing does ... | ||
| Re:Lifting line | 11/14/2011 | Paul Soderman |
| Q: Sir, There is a small correction. By "exam" I meant a national level entrance exam ( Like GRE in ... A: You are referring to Glauert's solution for the spanwise distribtion of airloads which can be ... | ||
| Re:Lifting line | 11/11/2011 | Paul Soderman |
| Q: Sir, There is a small correction. By "exam" I meant a national level entrance exam ( Like GRE in ... A: OK Sangeeth - Once again you are taking me back to graduate school. If I understand the problem, a ... | ||
| Supersonic inlet performance | 11/9/2011 | Paul Soderman |
| Q: I am interested in doing a project on the supersonic inlet designs for my final year.I have a ... A: AshokRaja - Supersonic inlet design has been studied for many years. The primary objective is to ... | ||
| Down wash in psi or hPa | 11/9/2011 | Mark Janus |
| Q: I was curious... I was reading about VTOL aircraft in particular the LTV XC -142 and one design ... A: I'm not sure of what is meant by 10psi when landing unless they mean stagnation pressure on the ... | ||
| AIAA | 11/2/2011 | Paul Soderman |
| Q: Sir, You are the fellow of American Institute of Aeronautics and Astronautics. Could you please ... A: Saurav The AIAA membership levels including Fellow are described here: ... | ||
| Contraction duct | 11/1/2011 | Paul Soderman |
| Q: In my university I'll design a contraction of a skydiving( closed tunnel with subsonic range), so I ... A: Vinicius You can find a discussion and guidelines for wind tunnel circuit design including ... | ||
| UAV | 10/31/2011 | Paul Soderman |
| Q: Sir, I want to know,is the design of a UAV is the same as any aircraft model. S= ... A: Aircraft engineers have many tools to help them do their job. Typically, they might have a panel ... | ||
| Quiet birds | 10/30/2011 | Paul Soderman |
| Q: What is the quietest flying bird ? A: The owl is the quietest flying bird thanks to a special wing/feather structure. During glide it is ... | ||
| UAV | 10/30/2011 | Paul Soderman |
| Q: Sir, I want to know,is the design of a UAV is the same as any aircraft model. S= ... A: Saurav - Your equation for wing area is correct, but only for one flight condition. The value of Cl ... | ||
| Compressors | 10/28/2011 | Paul Soderman |
| Q: Sir, I am really stuck with these doubts. Kindly sort them out: 1.What is the dependency ( or ... A: Sangeeth - You are taking me back to graduate school. Enthalpy is a state property of a fluid: h = ... | ||
| aeronautics | 10/27/2011 | Paul Soderman |
| Q: does aeronautics have any relationship with formula1 racing? A: Yes - All race cars have drag and must be designed to minimize that force. There is drag on the ... | ||
| Final Year projects. | 10/24/2011 | Paul Soderman |
| Q: I am soon entering into my final year of my polytechnic course of study. I am currently studying ... A: Caroline - I have not seen a book on this subject, but if you do a google search on 'aircraft with ... | ||
| Impulse turbines | 10/23/2011 | Paul Soderman |
| Q: Sir, I read in Gas turbine engines by Farookhi that "Relative inlet angle to rotor B2 and Relative ... A: Without seeing the book I can't be sure. But we know that an impulse turbine such as a Pelton wheel ... | ||
| Final Year projects. | 10/23/2011 | Paul Soderman |
| Q: I am soon entering into my final year of my polytechnic course of study. I am currently studying ... A: Caroline - They all sound like interesting projects to me. VTOL is difficult to design because of ... | ||
| Rotor blades | 10/17/2011 | Paul Soderman |
| Q: Sir, In turbo machinery, what exactly is the origin of the torque on rotor blades and torque on ... A: 1. I don't understand statement one. Once a blade moves there is relative motion between the blade ... | ||
| Rotor blades | 10/16/2011 | Paul Soderman |
| Q: Sir, In turbo machinery, what exactly is the origin of the torque on rotor blades and torque on ... A: Yes Sangeeth, that is pretty close. I like your analysis of shaft power and energy transfer to the ... | ||
| Rotor blades | 10/15/2011 | Paul Soderman |
| Q: Sir, In turbo machinery, what exactly is the origin of the torque on rotor blades and torque on ... A: Sangeeth The primary torque of interest in turbomachinery is the torque of the drive shaft, which is ... | ||
| Wind Tunnel Graduation Project | 10/13/2011 | Paul Soderman |
| Q: I am doing BSc. in Aeronautical Engineering in Emirates Aviation College, Dubai. I've got my ... A: Masimuddin There is no single answer to your question because wind tunnel contraction ratio depends ... | ||
| Requirements for my Masters in US | 10/12/2011 | Paul Soderman |
| Q: I am Ashish Jayandar,am undergoing my B.E Aeronautical at present.I wish to pursue my M.S in the ... A: Ashish Each university has unique requirements. Check school websites such as U. of Washington - ... | ||
| Parasite drag | 10/8/2011 | Paul Soderman |
| Q: Sir, Profile drag contains form drag and skin friction drag. Profile drag increases with velocity ( ... A: Sangeeth In a plot of drag versus airspeed, the initial part of the curve will descend to a minimum ... | ||
| low speed subsonic open wind tunnel | 10/7/2011 | Paul Soderman |
| Q: sir want to know about the low speed subsonic open circuit wind tunnel.i want to know how to design ... A: Abdul You can find a discussion and guidelines for wind tunnel circuit design including contractions ... | ||
| Finite wing | 10/6/2011 | Paul Soderman |
| Q: Sir, What will be the variation of sectional lift coefficient (cl)along the span, of an Finite ... A: Sangeeth An elliptically loaded wing, which should not be confused with an elliptically shaped wing ... | ||
| hinge moment parameters | 10/6/2011 | Paul Soderman |
| Q: I am a student of aeronautical engineering in Argentina. My question is how to measure in the wind ... A: Sebastian Chdelta is the change of hinge moment with flap angle. Chalpha is the change of hinge ... | ||
Answers by Expert:
Top Expert on this page
Aeronautics, Fluid Mechanics, Aeroacoustics, Noise Control, Muffler Design, Wind Tunnel Research.... I know nothing about India - do not ask about schools, jobs, application requirements, career choices, etc. for India. Please, no text message verbiage; I prefer full words in full sentences. Thanks.
38 years as research engineer at NASA
Publications
AIAA, NASA
Education/Credentials
B.S. and M.S. Aeronautical Engineering - U. of Washington
Graduate work Standford U.
Awards and Honors
AIAA Associate Fellow (American Institute of Aeronautics and Astronautics)

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